401020984

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{3697}}^1$

素因数の和:3872

約数の個数: 64

約数和(自身を含む): 931896000

約数和(自身を除く): 530875016

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 149, 182, 298, 364, 596, 728, 1043, 1192, 1937, 2086, 3697, 3874, 4172, 7394, 7748, 8344, 13559, 14788, 15496, 25879, 27118, 29576, 48061, 51758, 54236, 96122, 103516, 108472, 192244, 207032, 336427, 384488, 550853, 672854, 1101706, 1345708, 2203412, 2691416, 3855971, 4406824, 7161089, 7711942, 14322178, 15423884, 28644356, 30847768, 50127623, 57288712, 100255246, 200510492, 401020984]

約数ペア:

[(1, 401020984), (2, 200510492), (4, 100255246), (7, 57288712), (8, 50127623), (13, 30847768), (14, 28644356), (26, 15423884), (28, 14322178), (52, 7711942), (56, 7161089), (91, 4406824), (104, 3855971), (149, 2691416), (182, 2203412), (298, 1345708), (364, 1101706), (596, 672854), (728, 550853), (1043, 384488), (1192, 336427), (1937, 207032), (2086, 192244), (3697, 108472), (3874, 103516), (4172, 96122), (7394, 54236), (7748, 51758), (8344, 48061), (13559, 29576), (14788, 27118), (15496, 25879)]