331359756

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{647}}^1$

素因数の和:748

約数の個数: 144

約数和(自身を含む): 984566016

約数和(自身を除く): 653206260

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 67, 78, 84, 91, 98, 134, 147, 156, 182, 196, 201, 268, 273, 294, 364, 402, 469, 546, 588, 637, 647, 804, 871, 938, 1092, 1274, 1294, 1407, 1742, 1876, 1911, 1941, 2548, 2588, 2613, 2814, 3283, 3484, 3822, 3882, 4529, 5226, 5628, 6097, 6566, 7644, 7764, 8411, 9058, 9849, 10452, 12194, 13132, 13587, 16822, 18116, 18291, 19698, 24388, 25233, 27174, 31703, 33644, 36582, 39396, 42679, 43349, 50466, 54348, 58877, 63406, 73164, 85358, 86698, 95109, 100932, 117754, 126812, 128037, 130047, 170716, 173396, 176631, 190218, 235508, 256074, 260094, 303443, 353262, 380436, 412139, 512148, 520188, 563537, 606886, 706524, 824278, 910329, 1127074, 1213772, 1236417, 1648556, 1690611, 1820658, 2124101, 2254148, 2472834, 3381222, 3641316, 3944759, 4248202, 4945668, 6372303, 6762444, 7889518, 8496404, 11834277, 12744606, 15779036, 23668554, 25489212, 27613313, 47337108, 55226626, 82839939, 110453252, 165679878, 331359756]

約数ペア:

[(1, 331359756), (2, 165679878), (3, 110453252), (4, 82839939), (6, 55226626), (7, 47337108), (12, 27613313), (13, 25489212), (14, 23668554), (21, 15779036), (26, 12744606), (28, 11834277), (39, 8496404), (42, 7889518), (49, 6762444), (52, 6372303), (67, 4945668), (78, 4248202), (84, 3944759), (91, 3641316), (98, 3381222), (134, 2472834), (147, 2254148), (156, 2124101), (182, 1820658), (196, 1690611), (201, 1648556), (268, 1236417), (273, 1213772), (294, 1127074), (364, 910329), (402, 824278), (469, 706524), (546, 606886), (588, 563537), (637, 520188), (647, 512148), (804, 412139), (871, 380436), (938, 353262), (1092, 303443), (1274, 260094), (1294, 256074), (1407, 235508), (1742, 190218), (1876, 176631), (1911, 173396), (1941, 170716), (2548, 130047), (2588, 128037), (2613, 126812), (2814, 117754), (3283, 100932), (3484, 95109), (3822, 86698), (3882, 85358), (4529, 73164), (5226, 63406), (5628, 58877), (6097, 54348), (6566, 50466), (7644, 43349), (7764, 42679), (8411, 39396), (9058, 36582), (9849, 33644), (10452, 31703), (12194, 27174), (13132, 25233), (13587, 24388), (16822, 19698), (18116, 18291)]