31494879

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1693}}^1$

素因数の和:1768

約数の個数: 32

約数和(自身を含む): 51226560

約数和(自身を除く): 19731681

約数列:

[1, 3, 9, 13, 27, 39, 53, 117, 159, 351, 477, 689, 1431, 1693, 2067, 5079, 6201, 15237, 18603, 22009, 45711, 66027, 89729, 198081, 269187, 594243, 807561, 1166477, 2422683, 3499431, 10498293, 31494879]

約数ペア:

[(1, 31494879), (3, 10498293), (9, 3499431), (13, 2422683), (27, 1166477), (39, 807561), (53, 594243), (117, 269187), (159, 198081), (351, 89729), (477, 66027), (689, 45711), (1431, 22009), (1693, 18603), (2067, 15237), (5079, 6201)]