645412324

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{15313}}^1$

素因数の和:15615

約数の個数: 24

約数和(自身を含む): 1161597528

約数和(自身を除く): 516185204

約数列:

[1, 2, 4, 41, 82, 164, 257, 514, 1028, 10537, 15313, 21074, 30626, 42148, 61252, 627833, 1255666, 2511332, 3935441, 7870882, 15741764, 161353081, 322706162, 645412324]

約数ペア:

[(1, 645412324), (2, 322706162), (4, 161353081), (41, 15741764), (82, 7870882), (164, 3935441), (257, 2511332), (514, 1255666), (1028, 627833), (10537, 61252), (15313, 42148), (21074, 30626)]