28656407

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{1021}}^1$

素因数の和:1178

約数の個数: 16

約数和(自身を含む): 32965632

約数和(自身を除く): 4309225

約数列:

[1, 13, 17, 127, 221, 1021, 1651, 2159, 13273, 17357, 28067, 129667, 225641, 1685671, 2204339, 28656407]

約数ペア:

[(1, 28656407), (13, 2204339), (17, 1685671), (127, 225641), (221, 129667), (1021, 28067), (1651, 17357), (2159, 13273)]