214356905

素因数分解:

$5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{103}}^1\times {\mathrm{613}}^1$

素因数の和:825

約数の個数: 32

約数和(自身を含む): 300378624

約数和(自身を除く): 86021719

約数列:

[1, 5, 7, 35, 97, 103, 485, 515, 613, 679, 721, 3065, 3395, 3605, 4291, 9991, 21455, 49955, 59461, 63139, 69937, 297305, 315695, 349685, 416227, 441973, 2081135, 2209865, 6124483, 30622415, 42871381, 214356905]

約数ペア:

[(1, 214356905), (5, 42871381), (7, 30622415), (35, 6124483), (97, 2209865), (103, 2081135), (485, 441973), (515, 416227), (613, 349685), (679, 315695), (721, 297305), (3065, 69937), (3395, 63139), (3605, 59461), (4291, 49955), (9991, 21455)]