157521225

素因数分解:

$3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{28771}}^1$

素因数の和:28857

約数の個数: 24

約数和(自身を含む): 264011872

約数和(自身を除く): 106490647

約数列:

[1, 3, 5, 15, 25, 73, 75, 219, 365, 1095, 1825, 5475, 28771, 86313, 143855, 431565, 719275, 2100283, 2157825, 6300849, 10501415, 31504245, 52507075, 157521225]

約数ペア:

[(1, 157521225), (3, 52507075), (5, 31504245), (15, 10501415), (25, 6300849), (73, 2157825), (75, 2100283), (219, 719275), (365, 431565), (1095, 143855), (1825, 86313), (5475, 28771)]