25201791

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{1531}}^1$

素因数の和:1627

約数の個数: 24

約数和(自身を含む): 38238720

約数和(自身を除く): 13036929

約数列:

[1, 3, 9, 31, 59, 93, 177, 279, 531, 1531, 1829, 4593, 5487, 13779, 16461, 47461, 90329, 142383, 270987, 427149, 812961, 2800199, 8400597, 25201791]

約数ペア:

[(1, 25201791), (3, 8400597), (9, 2800199), (31, 812961), (59, 427149), (93, 270987), (177, 142383), (279, 90329), (531, 47461), (1531, 16461), (1829, 13779), (4593, 5487)]