881474672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{41959}}^1$

素因数の和:42081

約数の個数: 40

約数和(自身を含む): 1857485280

約数和(自身を除く): 976010608

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 101, 104, 202, 208, 404, 808, 1313, 1616, 2626, 5252, 10504, 21008, 41959, 83918, 167836, 335672, 545467, 671344, 1090934, 2181868, 4237859, 4363736, 8475718, 8727472, 16951436, 33902872, 55092167, 67805744, 110184334, 220368668, 440737336, 881474672]

約数ペア:

[(1, 881474672), (2, 440737336), (4, 220368668), (8, 110184334), (13, 67805744), (16, 55092167), (26, 33902872), (52, 16951436), (101, 8727472), (104, 8475718), (202, 4363736), (208, 4237859), (404, 2181868), (808, 1090934), (1313, 671344), (1616, 545467), (2626, 335672), (5252, 167836), (10504, 83918), (21008, 41959)]