31478463

素因数分解:

$3^5\times {\mathrm{281}}^1\times {\mathrm{461}}^1$

素因数の和:757

約数の個数: 24

約数和(自身を含む): 47423376

約数和(自身を除く): 15944913

約数列:

[1, 3, 9, 27, 81, 243, 281, 461, 843, 1383, 2529, 4149, 7587, 12447, 22761, 37341, 68283, 112023, 129541, 388623, 1165869, 3497607, 10492821, 31478463]

約数ペア:

[(1, 31478463), (3, 10492821), (9, 3497607), (27, 1165869), (81, 388623), (243, 129541), (281, 112023), (461, 68283), (843, 37341), (1383, 22761), (2529, 12447), (4149, 7587)]