13878375

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1$

素因数の和:353

約数の個数: 64

約数和(自身を含む): 28035072

約数和(自身を除く): 14156697

約数列:

[1, 3, 5, 7, 15, 17, 21, 25, 35, 51, 75, 85, 105, 119, 125, 175, 255, 311, 357, 375, 425, 525, 595, 875, 933, 1275, 1555, 1785, 2125, 2177, 2625, 2975, 4665, 5287, 6375, 6531, 7775, 8925, 10885, 14875, 15861, 23325, 26435, 32655, 37009, 38875, 44625, 54425, 79305, 111027, 116625, 132175, 163275, 185045, 272125, 396525, 555135, 660875, 816375, 925225, 1982625, 2775675, 4626125, 13878375]

約数ペア:

[(1, 13878375), (3, 4626125), (5, 2775675), (7, 1982625), (15, 925225), (17, 816375), (21, 660875), (25, 555135), (35, 396525), (51, 272125), (75, 185045), (85, 163275), (105, 132175), (119, 116625), (125, 111027), (175, 79305), (255, 54425), (311, 44625), (357, 38875), (375, 37009), (425, 32655), (525, 26435), (595, 23325), (875, 15861), (933, 14875), (1275, 10885), (1555, 8925), (1785, 7775), (2125, 6531), (2177, 6375), (2625, 5287), (2975, 4665)]