253831425

素因数分解:

$3^1\times 5^2\times {\mathrm{421}}^1\times {\mathrm{8039}}^1$

素因数の和:8473

約数の個数: 24

約数和(自身を含む): 420717120

約数和(自身を除く): 166885695

約数列:

[1, 3, 5, 15, 25, 75, 421, 1263, 2105, 6315, 8039, 10525, 24117, 31575, 40195, 120585, 200975, 602925, 3384419, 10153257, 16922095, 50766285, 84610475, 253831425]

約数ペア:

[(1, 253831425), (3, 84610475), (5, 50766285), (15, 16922095), (25, 10153257), (75, 3384419), (421, 602925), (1263, 200975), (2105, 120585), (6315, 40195), (8039, 31575), (10525, 24117)]