157219315

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{929}}^1$

素因数の和:1143

約数の個数: 32

約数和(自身を含む): 219360960

約数和(自身を除く): 62141645

約数列:

[1, 5, 11, 17, 55, 85, 181, 187, 905, 929, 935, 1991, 3077, 4645, 9955, 10219, 15385, 15793, 33847, 51095, 78965, 168149, 169235, 173723, 840745, 868615, 1849639, 2858533, 9248195, 14292665, 31443863, 157219315]

約数ペア:

[(1, 157219315), (5, 31443863), (11, 14292665), (17, 9248195), (55, 2858533), (85, 1849639), (181, 868615), (187, 840745), (905, 173723), (929, 169235), (935, 168149), (1991, 78965), (3077, 51095), (4645, 33847), (9955, 15793), (10219, 15385)]