28664316

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{18517}}^1$

素因数の和:18570

約数の個数: 36

約数和(自身を含む): 74146072

約数和(自身を除く): 45481756

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 18517, 37034, 55551, 74068, 111102, 166653, 222204, 333306, 666612, 796231, 1592462, 2388693, 3184924, 4777386, 7166079, 9554772, 14332158, 28664316]

約数ペア:

[(1, 28664316), (2, 14332158), (3, 9554772), (4, 7166079), (6, 4777386), (9, 3184924), (12, 2388693), (18, 1592462), (36, 796231), (43, 666612), (86, 333306), (129, 222204), (172, 166653), (258, 111102), (387, 74068), (516, 55551), (774, 37034), (1548, 18517)]