1556915542

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{21227}}^1$

素因数の和:21293

約数の個数: 48

約数和(自身を含む): 2983468032

約数和(自身を除く): 1426552490

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 169, 182, 217, 338, 403, 434, 806, 1183, 2366, 2821, 5239, 5642, 10478, 21227, 36673, 42454, 73346, 148589, 275951, 297178, 551902, 658037, 1316074, 1931657, 3587363, 3863314, 4606259, 7174726, 8554481, 9212518, 17108962, 25111541, 50223082, 59881367, 111208253, 119762734, 222416506, 778457771, 1556915542]

約数ペア:

[(1, 1556915542), (2, 778457771), (7, 222416506), (13, 119762734), (14, 111208253), (26, 59881367), (31, 50223082), (62, 25111541), (91, 17108962), (169, 9212518), (182, 8554481), (217, 7174726), (338, 4606259), (403, 3863314), (434, 3587363), (806, 1931657), (1183, 1316074), (2366, 658037), (2821, 551902), (5239, 297178), (5642, 275951), (10478, 148589), (21227, 73346), (36673, 42454)]