68220915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{38219}}^1$

素因数の和:38251

約数の個数: 32

約数和(自身を含む): 132088320

約数和(自身を除く): 63867405

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 38219, 114657, 191095, 267533, 573285, 649723, 802599, 1337665, 1949169, 3248615, 4012995, 4548061, 9745845, 13644183, 22740305, 68220915]

約数ペア:

[(1, 68220915), (3, 22740305), (5, 13644183), (7, 9745845), (15, 4548061), (17, 4012995), (21, 3248615), (35, 1949169), (51, 1337665), (85, 802599), (105, 649723), (119, 573285), (255, 267533), (357, 191095), (595, 114657), (1785, 38219)]