204419917

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{547}}^1$

素因数の和:685

約数の個数: 32

約数和(自身を含む): 248572800

約数和(自身を除く): 44152883

約数列:

[1, 13, 17, 19, 89, 221, 247, 323, 547, 1157, 1513, 1691, 4199, 7111, 9299, 10393, 19669, 21983, 28747, 48683, 120887, 135109, 176681, 373711, 632879, 827611, 924977, 2296853, 10758943, 12024701, 15724609, 204419917]

約数ペア:

[(1, 204419917), (13, 15724609), (17, 12024701), (19, 10758943), (89, 2296853), (221, 924977), (247, 827611), (323, 632879), (547, 373711), (1157, 176681), (1513, 135109), (1691, 120887), (4199, 48683), (7111, 28747), (9299, 21983), (10393, 19669)]