28338375

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{5813}}^1$

素因数の和:5844

約数の個数: 32

約数和(自身を含む): 50791104

約数和(自身を除く): 22452729

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 975, 1625, 4875, 5813, 17439, 29065, 75569, 87195, 145325, 226707, 377845, 435975, 726625, 1133535, 1889225, 2179875, 5667675, 9446125, 28338375]

約数ペア:

[(1, 28338375), (3, 9446125), (5, 5667675), (13, 2179875), (15, 1889225), (25, 1133535), (39, 726625), (65, 435975), (75, 377845), (125, 226707), (195, 145325), (325, 87195), (375, 75569), (975, 29065), (1625, 17439), (4875, 5813)]