644649174

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2754911}}^1$

素因数の和:2754932

約数の個数: 24

約数和(自身を含む): 1504181952

約数和(自身を除く): 859532778

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 2754911, 5509822, 8264733, 16529466, 24794199, 35813843, 49588398, 71627686, 107441529, 214883058, 322324587, 644649174]

約数ペア:

[(1, 644649174), (2, 322324587), (3, 214883058), (6, 107441529), (9, 71627686), (13, 49588398), (18, 35813843), (26, 24794199), (39, 16529466), (78, 8264733), (117, 5509822), (234, 2754911)]