636777310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{212969}}^1$

素因数の和:213012

約数の個数: 32

約数和(自身を含む): 1288042560

約数和(自身を除く): 651265250

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 65, 115, 130, 230, 299, 598, 1495, 2990, 212969, 425938, 1064845, 2129690, 2768597, 4898287, 5537194, 9796574, 13842985, 24491435, 27685970, 48982870, 63677731, 127355462, 318388655, 636777310]

約数ペア:

[(1, 636777310), (2, 318388655), (5, 127355462), (10, 63677731), (13, 48982870), (23, 27685970), (26, 24491435), (46, 13842985), (65, 9796574), (115, 5537194), (130, 4898287), (230, 2768597), (299, 2129690), (598, 1064845), (1495, 425938), (2990, 212969)]