28370394

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{3911}}^1$

素因数の和:3963

約数の個数: 48

約数和(自身を含む): 68350464

約数和(自身を除く): 39980070

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 3627, 3911, 7254, 7822, 11733, 23466, 35199, 50843, 70398, 101686, 121241, 152529, 242482, 305058, 363723, 457587, 727446, 915174, 1091169, 1576133, 2182338, 3152266, 4728399, 9456798, 14185197, 28370394]

約数ペア:

[(1, 28370394), (2, 14185197), (3, 9456798), (6, 4728399), (9, 3152266), (13, 2182338), (18, 1576133), (26, 1091169), (31, 915174), (39, 727446), (62, 457587), (78, 363723), (93, 305058), (117, 242482), (186, 152529), (234, 121241), (279, 101686), (403, 70398), (558, 50843), (806, 35199), (1209, 23466), (2418, 11733), (3627, 7822), (3911, 7254)]