31853265

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 52565760

約数和(自身を除く): 20712495

約数列:

[1, 3, 5, 15, 53, 103, 159, 265, 309, 389, 515, 795, 1167, 1545, 1945, 5459, 5835, 16377, 20617, 27295, 40067, 61851, 81885, 103085, 120201, 200335, 309255, 601005, 2123551, 6370653, 10617755, 31853265]

約数ペア:

[(1, 31853265), (3, 10617755), (5, 6370653), (15, 2123551), (53, 601005), (103, 309255), (159, 200335), (265, 120201), (309, 103085), (389, 81885), (515, 61851), (795, 40067), (1167, 27295), (1545, 20617), (1945, 16377), (5459, 5835)]