28491631

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{463}}^1$

素因数の和:678

約数の個数: 16

約数和(自身を含む): 33408000

約数和(自身を除く): 4916369

約数列:

[1, 7, 59, 149, 413, 463, 1043, 3241, 8791, 27317, 61537, 68987, 191219, 482909, 4070233, 28491631]

約数ペア:

[(1, 28491631), (7, 4070233), (59, 482909), (149, 191219), (413, 68987), (463, 61537), (1043, 27317), (3241, 8791)]