28867875

素因数分解:

$3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{3347}}^1$

素因数の和:3388

約数の個数: 32

約数和(自身を含む): 50139648

約数和(自身を除く): 21271773

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 125, 345, 375, 575, 1725, 2875, 3347, 8625, 10041, 16735, 50205, 76981, 83675, 230943, 251025, 384905, 418375, 1154715, 1255125, 1924525, 5773575, 9622625, 28867875]

約数ペア:

[(1, 28867875), (3, 9622625), (5, 5773575), (15, 1924525), (23, 1255125), (25, 1154715), (69, 418375), (75, 384905), (115, 251025), (125, 230943), (345, 83675), (375, 76981), (575, 50205), (1725, 16735), (2875, 10041), (3347, 8625)]