12981090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4201}}^1$

素因数の和:4314

約数の個数: 32

約数和(自身を含む): 31464576

約数和(自身を除く): 18483486

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 103, 206, 309, 515, 618, 1030, 1545, 3090, 4201, 8402, 12603, 21005, 25206, 42010, 63015, 126030, 432703, 865406, 1298109, 2163515, 2596218, 4327030, 6490545, 12981090]

約数ペア:

[(1, 12981090), (2, 6490545), (3, 4327030), (5, 2596218), (6, 2163515), (10, 1298109), (15, 865406), (30, 432703), (103, 126030), (206, 63015), (309, 42010), (515, 25206), (618, 21005), (1030, 12603), (1545, 8402), (3090, 4201)]