258065262

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{317}}^1$

素因数の和:423

約数の個数: 144

約数和(自身を含む): 712569312

約数和(自身を除く): 454504050

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 71, 78, 91, 98, 117, 126, 142, 147, 182, 213, 234, 273, 294, 317, 426, 441, 497, 546, 634, 637, 639, 819, 882, 923, 951, 994, 1274, 1278, 1491, 1638, 1846, 1902, 1911, 2219, 2769, 2853, 2982, 3479, 3822, 4121, 4438, 4473, 5538, 5706, 5733, 6461, 6657, 6958, 8242, 8307, 8946, 10437, 11466, 12363, 12922, 13314, 15533, 16614, 19383, 19971, 20874, 22507, 24726, 28847, 31066, 31311, 37089, 38766, 39942, 45014, 45227, 46599, 57694, 58149, 62622, 67521, 74178, 86541, 90454, 93198, 116298, 135042, 135681, 139797, 157549, 173082, 201929, 202563, 259623, 271362, 279594, 292591, 315098, 403858, 405126, 407043, 472647, 519246, 585182, 605787, 814086, 877773, 945294, 1102843, 1211574, 1417941, 1755546, 1817361, 2048137, 2205686, 2633319, 2835882, 3308529, 3634722, 4096274, 5266638, 6144411, 6617058, 9925587, 12288822, 14336959, 18433233, 19851174, 28673918, 36866466, 43010877, 86021754, 129032631, 258065262]

約数ペア:

[(1, 258065262), (2, 129032631), (3, 86021754), (6, 43010877), (7, 36866466), (9, 28673918), (13, 19851174), (14, 18433233), (18, 14336959), (21, 12288822), (26, 9925587), (39, 6617058), (42, 6144411), (49, 5266638), (63, 4096274), (71, 3634722), (78, 3308529), (91, 2835882), (98, 2633319), (117, 2205686), (126, 2048137), (142, 1817361), (147, 1755546), (182, 1417941), (213, 1211574), (234, 1102843), (273, 945294), (294, 877773), (317, 814086), (426, 605787), (441, 585182), (497, 519246), (546, 472647), (634, 407043), (637, 405126), (639, 403858), (819, 315098), (882, 292591), (923, 279594), (951, 271362), (994, 259623), (1274, 202563), (1278, 201929), (1491, 173082), (1638, 157549), (1846, 139797), (1902, 135681), (1911, 135042), (2219, 116298), (2769, 93198), (2853, 90454), (2982, 86541), (3479, 74178), (3822, 67521), (4121, 62622), (4438, 58149), (4473, 57694), (5538, 46599), (5706, 45227), (5733, 45014), (6461, 39942), (6657, 38766), (6958, 37089), (8242, 31311), (8307, 31066), (8946, 28847), (10437, 24726), (11466, 22507), (12363, 20874), (12922, 19971), (13314, 19383), (15533, 16614)]