7949215

素因数分解:

$5^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{389}}^1$

素因数の和:522

約数の個数: 16

約数和(自身を含む): 9865440

約数和(自身を除く): 1916225

約数列:

[1, 5, 61, 67, 305, 335, 389, 1945, 4087, 20435, 23729, 26063, 118645, 130315, 1589843, 7949215]

約数ペア:

[(1, 7949215), (5, 1589843), (61, 130315), (67, 118645), (305, 26063), (335, 23729), (389, 20435), (1945, 4087)]