289771365

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{64609}}^1$

素因数の和:64653

約数の個数: 32

約数和(自身を含む): 521015040

約数和(自身を除く): 231243675

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 4485, 64609, 193827, 323045, 839917, 969135, 1486007, 2519751, 4199585, 4458021, 7430035, 12598755, 19318091, 22290105, 57954273, 96590455, 289771365]

約数ペア:

[(1, 289771365), (3, 96590455), (5, 57954273), (13, 22290105), (15, 19318091), (23, 12598755), (39, 7430035), (65, 4458021), (69, 4199585), (115, 2519751), (195, 1486007), (299, 969135), (345, 839917), (897, 323045), (1495, 193827), (4485, 64609)]