13415425

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{463}}^1$

素因数の和:553

約数の個数: 24

約数和(自身を含む): 17836160

約数和(自身を除く): 4420735

約数列:

[1, 5, 19, 25, 61, 95, 305, 463, 475, 1159, 1525, 2315, 5795, 8797, 11575, 28243, 28975, 43985, 141215, 219925, 536617, 706075, 2683085, 13415425]

約数ペア:

[(1, 13415425), (5, 2683085), (19, 706075), (25, 536617), (61, 219925), (95, 141215), (305, 43985), (463, 28975), (475, 28243), (1159, 11575), (1525, 8797), (2315, 5795)]