31038225

素因数分解:

$3^1\times 5^2\times {\mathrm{421}}^1\times {\mathrm{983}}^1$

素因数の和:1417

約数の個数: 24

約数和(自身を含む): 51490752

約数和(自身を除く): 20452527

約数列:

[1, 3, 5, 15, 25, 75, 421, 983, 1263, 2105, 2949, 4915, 6315, 10525, 14745, 24575, 31575, 73725, 413843, 1241529, 2069215, 6207645, 10346075, 31038225]

約数ペア:

[(1, 31038225), (3, 10346075), (5, 6207645), (15, 2069215), (25, 1241529), (75, 413843), (421, 73725), (983, 31575), (1263, 24575), (2105, 14745), (2949, 10525), (4915, 6315)]