31731408

素因数分解:

$2^4\times 3^2\times {\mathrm{220357}}^1$

素因数の和:220371

約数の個数: 30

約数和(自身を含む): 88804274

約数和(自身を除く): 57072866

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 220357, 440714, 661071, 881428, 1322142, 1762856, 1983213, 2644284, 3525712, 3966426, 5288568, 7932852, 10577136, 15865704, 31731408]

約数ペア:

[(1, 31731408), (2, 15865704), (3, 10577136), (4, 7932852), (6, 5288568), (8, 3966426), (9, 3525712), (12, 2644284), (16, 1983213), (18, 1762856), (24, 1322142), (36, 881428), (48, 661071), (72, 440714), (144, 220357)]