253553495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{5471}}^1$

素因数の和:5543

約数の個数: 32

約数和(自身を含む): 353009664

約数和(自身を除く): 99456169

約数列:

[1, 5, 13, 23, 31, 65, 115, 155, 299, 403, 713, 1495, 2015, 3565, 5471, 9269, 27355, 46345, 71123, 125833, 169601, 355615, 629165, 848005, 1635829, 2204813, 3900823, 8179145, 11024065, 19504115, 50710699, 253553495]

約数ペア:

[(1, 253553495), (5, 50710699), (13, 19504115), (23, 11024065), (31, 8179145), (65, 3900823), (115, 2204813), (155, 1635829), (299, 848005), (403, 629165), (713, 355615), (1495, 169601), (2015, 125833), (3565, 71123), (5471, 46345), (9269, 27355)]