51257505

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{6113}}^1$

素因数の和:6177

約数の個数: 32

約数和(自身を含む): 90389376

約数和(自身を除く): 39131871

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 2795, 6113, 8385, 18339, 30565, 79469, 91695, 238407, 262859, 397345, 788577, 1192035, 1314295, 3417167, 3942885, 10251501, 17085835, 51257505]

約数ペア:

[(1, 51257505), (3, 17085835), (5, 10251501), (13, 3942885), (15, 3417167), (39, 1314295), (43, 1192035), (65, 788577), (129, 397345), (195, 262859), (215, 238407), (559, 91695), (645, 79469), (1677, 30565), (2795, 18339), (6113, 8385)]