646943466

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{487891}}^1$

素因数の和:487926

約数の個数: 32

約数和(自身を含む): 1475385408

約数和(自身を除く): 828441942

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 221, 442, 663, 1326, 487891, 975782, 1463673, 2927346, 6342583, 8294147, 12685166, 16588294, 19027749, 24882441, 38055498, 49764882, 107823911, 215647822, 323471733, 646943466]

約数ペア:

[(1, 646943466), (2, 323471733), (3, 215647822), (6, 107823911), (13, 49764882), (17, 38055498), (26, 24882441), (34, 19027749), (39, 16588294), (51, 12685166), (78, 8294147), (102, 6342583), (221, 2927346), (442, 1463673), (663, 975782), (1326, 487891)]