1297775

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:131

約数の個数: 24

約数和(自身を含む): 1752864

約数和(自身を除く): 455089

約数列:

[1, 5, 23, 25, 37, 61, 115, 185, 305, 575, 851, 925, 1403, 1525, 2257, 4255, 7015, 11285, 21275, 35075, 51911, 56425, 259555, 1297775]

約数ペア:

[(1, 1297775), (5, 259555), (23, 56425), (25, 51911), (37, 35075), (61, 21275), (115, 11285), (185, 7015), (305, 4255), (575, 2257), (851, 1525), (925, 1403)]