12381475

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{353}}^1$

素因数の和:447

約数の個数: 24

約数和(自身を含む): 16329312

約数和(自身を除く): 3947837

約数列:

[1, 5, 23, 25, 61, 115, 305, 353, 575, 1403, 1525, 1765, 7015, 8119, 8825, 21533, 35075, 40595, 107665, 202975, 495259, 538325, 2476295, 12381475]

約数ペア:

[(1, 12381475), (5, 2476295), (23, 538325), (25, 495259), (61, 202975), (115, 107665), (305, 40595), (353, 35075), (575, 21533), (1403, 8825), (1525, 8119), (1765, 7015)]