207912957

素因数分解:

$3^1\times 7^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1\times {\mathrm{379}}^1$

素因数の和:713

約数の個数: 32

約数和(自身を含む): 321607680

約数和(自身を除く): 113694723

約数列:

[1, 3, 7, 21, 151, 173, 379, 453, 519, 1057, 1137, 1211, 2653, 3171, 3633, 7959, 26123, 57229, 65567, 78369, 171687, 182861, 196701, 400603, 458969, 548583, 1201809, 1376907, 9900617, 29701851, 69304319, 207912957]

約数ペア:

[(1, 207912957), (3, 69304319), (7, 29701851), (21, 9900617), (151, 1376907), (173, 1201809), (379, 548583), (453, 458969), (519, 400603), (1057, 196701), (1137, 182861), (1211, 171687), (2653, 78369), (3171, 65567), (3633, 57229), (7959, 26123)]