249831218

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{80747}}^1$

素因数の和:80786

約数の個数: 32

約数和(自身を含む): 488363904

約数和(自身を除く): 238532686

約数列:

[1, 2, 7, 13, 14, 17, 26, 34, 91, 119, 182, 221, 238, 442, 1547, 3094, 80747, 161494, 565229, 1049711, 1130458, 1372699, 2099422, 2745398, 7347977, 9608893, 14695954, 17845087, 19217786, 35690174, 124915609, 249831218]

約数ペア:

[(1, 249831218), (2, 124915609), (7, 35690174), (13, 19217786), (14, 17845087), (17, 14695954), (26, 9608893), (34, 7347977), (91, 2745398), (119, 2099422), (182, 1372699), (221, 1130458), (238, 1049711), (442, 565229), (1547, 161494), (3094, 80747)]