321878395

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1\times {\mathrm{241}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 410509440

約数和(自身を除く): 88631045

約数列:

[1, 5, 29, 61, 145, 151, 241, 305, 755, 1205, 1769, 4379, 6989, 8845, 9211, 14701, 21895, 34945, 36391, 46055, 73505, 181955, 267119, 426329, 1055339, 1335595, 2131645, 2219851, 5276695, 11099255, 64375679, 321878395]

約数ペア:

[(1, 321878395), (5, 64375679), (29, 11099255), (61, 5276695), (145, 2219851), (151, 2131645), (241, 1335595), (305, 1055339), (755, 426329), (1205, 267119), (1769, 181955), (4379, 73505), (6989, 46055), (8845, 36391), (9211, 34945), (14701, 21895)]