399876204

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{19273}}^1$

素因数の和:19319

約数の個数: 96

約数和(自身を含む): 1208865280

約数和(自身を除く): 808989076

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 38, 39, 42, 52, 57, 76, 78, 84, 91, 114, 133, 156, 182, 228, 247, 266, 273, 364, 399, 494, 532, 546, 741, 798, 988, 1092, 1482, 1596, 1729, 2964, 3458, 5187, 6916, 10374, 19273, 20748, 38546, 57819, 77092, 115638, 134911, 231276, 250549, 269822, 366187, 404733, 501098, 539644, 732374, 751647, 809466, 1002196, 1098561, 1464748, 1503294, 1618932, 1753843, 2197122, 2563309, 3006588, 3507686, 4394244, 4760431, 5126618, 5261529, 7015372, 7689927, 9520862, 10253236, 10523058, 14281293, 15379854, 19041724, 21046116, 28562586, 30759708, 33323017, 57125172, 66646034, 99969051, 133292068, 199938102, 399876204]

約数ペア:

[(1, 399876204), (2, 199938102), (3, 133292068), (4, 99969051), (6, 66646034), (7, 57125172), (12, 33323017), (13, 30759708), (14, 28562586), (19, 21046116), (21, 19041724), (26, 15379854), (28, 14281293), (38, 10523058), (39, 10253236), (42, 9520862), (52, 7689927), (57, 7015372), (76, 5261529), (78, 5126618), (84, 4760431), (91, 4394244), (114, 3507686), (133, 3006588), (156, 2563309), (182, 2197122), (228, 1753843), (247, 1618932), (266, 1503294), (273, 1464748), (364, 1098561), (399, 1002196), (494, 809466), (532, 751647), (546, 732374), (741, 539644), (798, 501098), (988, 404733), (1092, 366187), (1482, 269822), (1596, 250549), (1729, 231276), (2964, 134911), (3458, 115638), (5187, 77092), (6916, 57819), (10374, 38546), (19273, 20748)]