72155447

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{1237}}^1$

素因数の和:1898

約数の個数: 16

約数和(自身を含む): 89017152

約数和(自身を除く): 16861705

約数列:

[1, 7, 13, 91, 641, 1237, 4487, 8333, 8659, 16081, 58331, 112567, 792917, 5550419, 10307921, 72155447]

約数ペア:

[(1, 72155447), (7, 10307921), (13, 5550419), (91, 792917), (641, 112567), (1237, 58331), (4487, 16081), (8333, 8659)]