427996875

素因数分解:

$3^1\times 5^5\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:742

約数の個数: 48

約数和(自身を含む): 724453632

約数和(自身を除く): 296456757

約数列:

[1, 3, 5, 15, 25, 71, 75, 125, 213, 355, 375, 625, 643, 1065, 1775, 1875, 1929, 3125, 3215, 5325, 8875, 9375, 9645, 16075, 26625, 44375, 45653, 48225, 80375, 133125, 136959, 221875, 228265, 241125, 401875, 665625, 684795, 1141325, 1205625, 2009375, 3423975, 5706625, 6028125, 17119875, 28533125, 85599375, 142665625, 427996875]

約数ペア:

[(1, 427996875), (3, 142665625), (5, 85599375), (15, 28533125), (25, 17119875), (71, 6028125), (75, 5706625), (125, 3423975), (213, 2009375), (355, 1205625), (375, 1141325), (625, 684795), (643, 665625), (1065, 401875), (1775, 241125), (1875, 228265), (1929, 221875), (3125, 136959), (3215, 133125), (5325, 80375), (8875, 48225), (9375, 45653), (9645, 44375), (16075, 26625)]