39872223

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{563}}^1$

素因数の和:676

約数の個数: 32

約数和(自身を含む): 61543680

約数和(自身を除く): 21671457

約数列:

[1, 3, 9, 27, 43, 61, 129, 183, 387, 549, 563, 1161, 1647, 1689, 2623, 5067, 7869, 15201, 23607, 24209, 34343, 70821, 72627, 103029, 217881, 309087, 653643, 927261, 1476749, 4430247, 13290741, 39872223]

約数ペア:

[(1, 39872223), (3, 13290741), (9, 4430247), (27, 1476749), (43, 927261), (61, 653643), (129, 309087), (183, 217881), (387, 103029), (549, 72627), (563, 70821), (1161, 34343), (1647, 24209), (1689, 23607), (2623, 15201), (5067, 7869)]