345216319

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{379}}^1\times {\mathrm{641}}^1$

素因数の和:1063

約数の個数: 24

約数和(自身を含む): 417171600

約数和(自身を除く): 71955281

約数列:

[1, 7, 29, 49, 203, 379, 641, 1421, 2653, 4487, 10991, 18571, 18589, 31409, 76937, 130123, 242939, 538559, 910861, 1700573, 7045231, 11904011, 49316617, 345216319]

約数ペア:

[(1, 345216319), (7, 49316617), (29, 11904011), (49, 7045231), (203, 1700573), (379, 910861), (641, 538559), (1421, 242939), (2653, 130123), (4487, 76937), (10991, 31409), (18571, 18589)]