31129236

素因数分解:

$2^2\times 3^2\times {\mathrm{433}}^1\times {\mathrm{1997}}^1$

素因数の和:2440

約数の個数: 36

約数和(自身を含む): 78909012

約数和(自身を除く): 47779776

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 433, 866, 1299, 1732, 1997, 2598, 3897, 3994, 5196, 5991, 7794, 7988, 11982, 15588, 17973, 23964, 35946, 71892, 864701, 1729402, 2594103, 3458804, 5188206, 7782309, 10376412, 15564618, 31129236]

約数ペア:

[(1, 31129236), (2, 15564618), (3, 10376412), (4, 7782309), (6, 5188206), (9, 3458804), (12, 2594103), (18, 1729402), (36, 864701), (433, 71892), (866, 35946), (1299, 23964), (1732, 17973), (1997, 15588), (2598, 11982), (3897, 7988), (3994, 7794), (5196, 5991)]