51891567

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{2837}}^1$

素因数の和:2927

約数の個数: 32

約数和(自身を含む): 86456832

約数和(自身を除く): 34565265

約数列:

[1, 3, 7, 13, 21, 39, 67, 91, 201, 273, 469, 871, 1407, 2613, 2837, 6097, 8511, 18291, 19859, 36881, 59577, 110643, 190079, 258167, 570237, 774501, 1330553, 2471027, 3991659, 7413081, 17297189, 51891567]

約数ペア:

[(1, 51891567), (3, 17297189), (7, 7413081), (13, 3991659), (21, 2471027), (39, 1330553), (67, 774501), (91, 570237), (201, 258167), (273, 190079), (469, 110643), (871, 59577), (1407, 36881), (2613, 19859), (2837, 18291), (6097, 8511)]