64392405

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{283}}^1$

素因数の和:506

約数の個数: 64

約数和(自身を含む): 129558528

約数和(自身を除く): 65166123

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 197, 231, 283, 385, 591, 849, 985, 1155, 1379, 1415, 1981, 2167, 2955, 3113, 4137, 4245, 5943, 6501, 6895, 9339, 9905, 10835, 15169, 15565, 20685, 21791, 29715, 32505, 45507, 46695, 55751, 65373, 75845, 108955, 167253, 227535, 278755, 326865, 390257, 613261, 836265, 1170771, 1839783, 1951285, 3066305, 4292827, 5853855, 9198915, 12878481, 21464135, 64392405]

約数ペア:

[(1, 64392405), (3, 21464135), (5, 12878481), (7, 9198915), (11, 5853855), (15, 4292827), (21, 3066305), (33, 1951285), (35, 1839783), (55, 1170771), (77, 836265), (105, 613261), (165, 390257), (197, 326865), (231, 278755), (283, 227535), (385, 167253), (591, 108955), (849, 75845), (985, 65373), (1155, 55751), (1379, 46695), (1415, 45507), (1981, 32505), (2167, 29715), (2955, 21791), (3113, 20685), (4137, 15565), (4245, 15169), (5943, 10835), (6501, 9905), (6895, 9339)]