91990587

素因数分解:

$3^1\times {\mathrm{13}}^3\times {\mathrm{17}}^1\times {\mathrm{821}}^1$

素因数の和:880

約数の個数: 32

約数和(自身を含む): 140857920

約数和(自身を除く): 48867333

約数列:

[1, 3, 13, 17, 39, 51, 169, 221, 507, 663, 821, 2197, 2463, 2873, 6591, 8619, 10673, 13957, 32019, 37349, 41871, 112047, 138749, 181441, 416247, 544323, 1803737, 2358733, 5411211, 7076199, 30663529, 91990587]

約数ペア:

[(1, 91990587), (3, 30663529), (13, 7076199), (17, 5411211), (39, 2358733), (51, 1803737), (169, 544323), (221, 416247), (507, 181441), (663, 138749), (821, 112047), (2197, 41871), (2463, 37349), (2873, 32019), (6591, 13957), (8619, 10673)]