385008

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1$

素因数の和:641

約数の個数: 40

約数和(自身を含む): 1072848

約数和(自身を除く): 687840

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 617, 624, 1234, 1851, 2468, 3702, 4936, 7404, 8021, 9872, 14808, 16042, 24063, 29616, 32084, 48126, 64168, 96252, 128336, 192504, 385008]

約数ペア:

[(1, 385008), (2, 192504), (3, 128336), (4, 96252), (6, 64168), (8, 48126), (12, 32084), (13, 29616), (16, 24063), (24, 16042), (26, 14808), (39, 9872), (48, 8021), (52, 7404), (78, 4936), (104, 3702), (156, 2468), (208, 1851), (312, 1234), (617, 624)]