398176272

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{212701}}^1$

素因数の和:212728

約数の個数: 60

約数和(自身を含む): 1200064684

約数和(自身を除く): 801888412

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 212701, 425402, 638103, 850804, 1276206, 1701608, 1914309, 2552412, 2765113, 3403216, 3828618, 5104824, 5530226, 7657236, 8295339, 10209648, 11060452, 15314472, 16590678, 22120904, 24886017, 30628944, 33181356, 44241808, 49772034, 66362712, 99544068, 132725424, 199088136, 398176272]

約数ペア:

[(1, 398176272), (2, 199088136), (3, 132725424), (4, 99544068), (6, 66362712), (8, 49772034), (9, 44241808), (12, 33181356), (13, 30628944), (16, 24886017), (18, 22120904), (24, 16590678), (26, 15314472), (36, 11060452), (39, 10209648), (48, 8295339), (52, 7657236), (72, 5530226), (78, 5104824), (104, 3828618), (117, 3403216), (144, 2765113), (156, 2552412), (208, 1914309), (234, 1701608), (312, 1276206), (468, 850804), (624, 638103), (936, 425402), (1872, 212701)]