331537384

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{29879}}^1$

素因数の和:29977

約数の個数: 32

約数和(自身を含む): 663336000

約数和(自身を除く): 331798616

約数列:

[1, 2, 4, 8, 19, 38, 73, 76, 146, 152, 292, 584, 1387, 2774, 5548, 11096, 29879, 59758, 119516, 239032, 567701, 1135402, 2181167, 2270804, 4362334, 4541608, 8724668, 17449336, 41442173, 82884346, 165768692, 331537384]

約数ペア:

[(1, 331537384), (2, 165768692), (4, 82884346), (8, 41442173), (19, 17449336), (38, 8724668), (73, 4541608), (76, 4362334), (146, 2270804), (152, 2181167), (292, 1135402), (584, 567701), (1387, 239032), (2774, 119516), (5548, 59758), (11096, 29879)]