7215830

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 13505184

約数和(自身を除く): 6289354

約数列:

[1, 2, 5, 10, 43, 86, 97, 173, 194, 215, 346, 430, 485, 865, 970, 1730, 4171, 7439, 8342, 14878, 16781, 20855, 33562, 37195, 41710, 74390, 83905, 167810, 721583, 1443166, 3607915, 7215830]

約数ペア:

[(1, 7215830), (2, 3607915), (5, 1443166), (10, 721583), (43, 167810), (86, 83905), (97, 74390), (173, 41710), (194, 37195), (215, 33562), (346, 20855), (430, 16781), (485, 14878), (865, 8342), (970, 7439), (1730, 4171)]