9979788

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1$

素因数の和:96

約数の個数: 144

約数和(自身を含む): 31153920

約数和(自身を除く): 21174132

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 37, 38, 39, 42, 52, 57, 74, 76, 78, 84, 91, 111, 114, 133, 148, 156, 169, 182, 222, 228, 247, 259, 266, 273, 338, 364, 399, 444, 481, 494, 507, 518, 532, 546, 676, 703, 741, 777, 798, 962, 988, 1014, 1036, 1092, 1183, 1406, 1443, 1482, 1554, 1596, 1729, 1924, 2028, 2109, 2366, 2812, 2886, 2964, 3108, 3211, 3367, 3458, 3549, 4218, 4732, 4921, 5187, 5772, 6253, 6422, 6734, 6916, 7098, 8436, 9139, 9633, 9842, 10101, 10374, 12506, 12844, 13468, 14196, 14763, 18278, 18759, 19266, 19684, 20202, 20748, 22477, 25012, 27417, 29526, 36556, 37518, 38532, 40404, 43771, 44954, 54834, 59052, 63973, 67431, 75036, 87542, 89908, 109668, 118807, 127946, 131313, 134862, 175084, 191919, 237614, 255892, 262626, 269724, 356421, 383838, 475228, 525252, 712842, 767676, 831649, 1425684, 1663298, 2494947, 3326596, 4989894, 9979788]

約数ペア:

[(1, 9979788), (2, 4989894), (3, 3326596), (4, 2494947), (6, 1663298), (7, 1425684), (12, 831649), (13, 767676), (14, 712842), (19, 525252), (21, 475228), (26, 383838), (28, 356421), (37, 269724), (38, 262626), (39, 255892), (42, 237614), (52, 191919), (57, 175084), (74, 134862), (76, 131313), (78, 127946), (84, 118807), (91, 109668), (111, 89908), (114, 87542), (133, 75036), (148, 67431), (156, 63973), (169, 59052), (182, 54834), (222, 44954), (228, 43771), (247, 40404), (259, 38532), (266, 37518), (273, 36556), (338, 29526), (364, 27417), (399, 25012), (444, 22477), (481, 20748), (494, 20202), (507, 19684), (518, 19266), (532, 18759), (546, 18278), (676, 14763), (703, 14196), (741, 13468), (777, 12844), (798, 12506), (962, 10374), (988, 10101), (1014, 9842), (1036, 9633), (1092, 9139), (1183, 8436), (1406, 7098), (1443, 6916), (1482, 6734), (1554, 6422), (1596, 6253), (1729, 5772), (1924, 5187), (2028, 4921), (2109, 4732), (2366, 4218), (2812, 3549), (2886, 3458), (2964, 3367), (3108, 3211)]