81378744

素因数分解:

$2^3\times 3^1\times {\mathrm{53}}^1\times {\mathrm{63977}}^1$

素因数の和:64039

約数の個数: 32

約数和(自身を含む): 207288720

約数和(自身を除く): 125909976

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 53, 106, 159, 212, 318, 424, 636, 1272, 63977, 127954, 191931, 255908, 383862, 511816, 767724, 1535448, 3390781, 6781562, 10172343, 13563124, 20344686, 27126248, 40689372, 81378744]

約数ペア:

[(1, 81378744), (2, 40689372), (3, 27126248), (4, 20344686), (6, 13563124), (8, 10172343), (12, 6781562), (24, 3390781), (53, 1535448), (106, 767724), (159, 511816), (212, 383862), (318, 255908), (424, 191931), (636, 127954), (1272, 63977)]