28917278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{58537}}^1$

素因数の和:58571

約数の個数: 16

約数和(自身を含む): 49171920

約数和(自身を除く): 20254642

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 58537, 117074, 760981, 1112203, 1521962, 2224406, 14458639, 28917278]

約数ペア:

[(1, 28917278), (2, 14458639), (13, 2224406), (19, 1521962), (26, 1112203), (38, 760981), (247, 117074), (494, 58537)]