24887775

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 45497088

約数和(自身を除く): 20609313

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 97, 165, 275, 291, 311, 485, 825, 933, 1067, 1455, 1555, 2425, 3201, 3421, 4665, 5335, 7275, 7775, 10263, 16005, 17105, 23325, 26675, 30167, 51315, 80025, 85525, 90501, 150835, 256575, 331837, 452505, 754175, 995511, 1659185, 2262525, 4977555, 8295925, 24887775]

約数ペア:

[(1, 24887775), (3, 8295925), (5, 4977555), (11, 2262525), (15, 1659185), (25, 995511), (33, 754175), (55, 452505), (75, 331837), (97, 256575), (165, 150835), (275, 90501), (291, 85525), (311, 80025), (485, 51315), (825, 30167), (933, 26675), (1067, 23325), (1455, 17105), (1555, 16005), (2425, 10263), (3201, 7775), (3421, 7275), (4665, 5335)]