217468277

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{97}}^1$

素因数の和:285

約数の個数: 32

約数和(自身を含む): 250252800

約数和(自身を除く): 32784523

約数列:

[1, 13, 37, 59, 79, 97, 481, 767, 1027, 1261, 2183, 2923, 3589, 4661, 5723, 7663, 28379, 37999, 46657, 60593, 74399, 99619, 172457, 211751, 283531, 452117, 2241941, 2752763, 3685903, 5877521, 16728329, 217468277]

約数ペア:

[(1, 217468277), (13, 16728329), (37, 5877521), (59, 3685903), (79, 2752763), (97, 2241941), (481, 452117), (767, 283531), (1027, 211751), (1261, 172457), (2183, 99619), (2923, 74399), (3589, 60593), (4661, 46657), (5723, 37999), (7663, 28379)]