31974993

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:323

約数の個数: 40

約数和(自身を含む): 50320512

約数和(自身を除く): 18345519

約数列:

[1, 3, 9, 27, 37, 47, 81, 111, 141, 227, 333, 423, 681, 999, 1269, 1739, 2043, 2997, 3807, 5217, 6129, 8399, 10669, 15651, 18387, 25197, 32007, 46953, 75591, 96021, 140859, 226773, 288063, 394753, 680319, 864189, 1184259, 3552777, 10658331, 31974993]

約数ペア:

[(1, 31974993), (3, 10658331), (9, 3552777), (27, 1184259), (37, 864189), (47, 680319), (81, 394753), (111, 288063), (141, 226773), (227, 140859), (333, 96021), (423, 75591), (681, 46953), (999, 32007), (1269, 25197), (1739, 18387), (2043, 15651), (2997, 10669), (3807, 8399), (5217, 6129)]