31719961503

素因数分解:

$3^9\times {\mathrm{23}}^1\times {\mathrm{70067}}^1$

素因数の和:70117

約数の個数: 40

約数和(自身を含む): 49648503168

約数和(自身を除く): 17928541665

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 243, 621, 729, 1863, 2187, 5589, 6561, 16767, 19683, 50301, 70067, 150903, 210201, 452709, 630603, 1611541, 1891809, 4834623, 5675427, 14503869, 17026281, 43511607, 51078843, 130534821, 153236529, 391604463, 459709587, 1174813389, 1379128761, 3524440167, 10573320501, 31719961503]

約数ペア:

[(1, 31719961503), (3, 10573320501), (9, 3524440167), (23, 1379128761), (27, 1174813389), (69, 459709587), (81, 391604463), (207, 153236529), (243, 130534821), (621, 51078843), (729, 43511607), (1863, 17026281), (2187, 14503869), (5589, 5675427), (6561, 4834623), (16767, 1891809), (19683, 1611541), (50301, 630603), (70067, 452709), (150903, 210201)]