31248828

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{2473}}^1$

素因数の和:2505

約数の個数: 72

約数和(自身を含む): 88252528

約数和(自身を除く): 57003700

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 243, 324, 351, 468, 486, 702, 972, 1053, 1404, 2106, 2473, 3159, 4212, 4946, 6318, 7419, 9892, 12636, 14838, 22257, 29676, 32149, 44514, 64298, 66771, 89028, 96447, 128596, 133542, 192894, 200313, 267084, 289341, 385788, 400626, 578682, 600939, 801252, 868023, 1157364, 1201878, 1736046, 2403756, 2604069, 3472092, 5208138, 7812207, 10416276, 15624414, 31248828]

約数ペア:

[(1, 31248828), (2, 15624414), (3, 10416276), (4, 7812207), (6, 5208138), (9, 3472092), (12, 2604069), (13, 2403756), (18, 1736046), (26, 1201878), (27, 1157364), (36, 868023), (39, 801252), (52, 600939), (54, 578682), (78, 400626), (81, 385788), (108, 289341), (117, 267084), (156, 200313), (162, 192894), (234, 133542), (243, 128596), (324, 96447), (351, 89028), (468, 66771), (486, 64298), (702, 44514), (972, 32149), (1053, 29676), (1404, 22257), (2106, 14838), (2473, 12636), (3159, 9892), (4212, 7419), (4946, 6318)]