15520078

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:496

約数の個数: 32

約数和(自身を含む): 28030464

約数和(自身を除く): 12510386

約数列:

[1, 2, 7, 14, 23, 46, 157, 161, 307, 314, 322, 614, 1099, 2149, 2198, 3611, 4298, 7061, 7222, 14122, 25277, 48199, 49427, 50554, 96398, 98854, 337393, 674786, 1108577, 2217154, 7760039, 15520078]

約数ペア:

[(1, 15520078), (2, 7760039), (7, 2217154), (14, 1108577), (23, 674786), (46, 337393), (157, 98854), (161, 96398), (307, 50554), (314, 49427), (322, 48199), (614, 25277), (1099, 14122), (2149, 7222), (2198, 7061), (3611, 4298)]