86743895

素因数分解:

$5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{521}}^1$

素因数の和:671

約数の個数: 32

約数和(自身を含む): 122674176

約数和(自身を除く): 35930281

約数列:

[1, 5, 7, 35, 67, 71, 335, 355, 469, 497, 521, 2345, 2485, 2605, 3647, 4757, 18235, 23785, 33299, 34907, 36991, 166495, 174535, 184955, 244349, 258937, 1221745, 1294685, 2478397, 12391985, 17348779, 86743895]

約数ペア:

[(1, 86743895), (5, 17348779), (7, 12391985), (35, 2478397), (67, 1294685), (71, 1221745), (335, 258937), (355, 244349), (469, 184955), (497, 174535), (521, 166495), (2345, 36991), (2485, 34907), (2605, 33299), (3647, 23785), (4757, 18235)]