64246145

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{173}}^1\times {\mathrm{257}}^1$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 82691064

約数和(自身を除く): 18444919

約数列:

[1, 5, 17, 85, 173, 257, 289, 865, 1285, 1445, 2941, 4369, 14705, 21845, 44461, 49997, 74273, 222305, 249985, 371365, 755837, 3779185, 12849229, 64246145]

約数ペア:

[(1, 64246145), (5, 12849229), (17, 3779185), (85, 755837), (173, 371365), (257, 249985), (289, 222305), (865, 74273), (1285, 49997), (1445, 44461), (2941, 21845), (4369, 14705)]