13893945

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1657}}^1$

素因数の和:1721

約数の個数: 32

約数和(自身を含む): 24511872

約数和(自身を除く): 10617927

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1657, 1677, 2795, 4971, 8285, 8385, 21541, 24855, 64623, 71251, 107705, 213753, 323115, 356255, 926263, 1068765, 2778789, 4631315, 13893945]

約数ペア:

[(1, 13893945), (3, 4631315), (5, 2778789), (13, 1068765), (15, 926263), (39, 356255), (43, 323115), (65, 213753), (129, 107705), (195, 71251), (215, 64623), (559, 24855), (645, 21541), (1657, 8385), (1677, 8285), (2795, 4971)]