717290399

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{547}}^1$

素因数の和:735

約数の個数: 32

約数和(自身を含む): 867611136

約数和(自身を除く): 150320737

約数列:

[1, 7, 37, 61, 83, 259, 427, 547, 581, 2257, 3071, 3829, 5063, 15799, 20239, 21497, 33367, 35441, 45401, 141673, 187331, 233569, 317807, 1234579, 1311317, 1679837, 2769461, 8642053, 11758859, 19386227, 102470057, 717290399]

約数ペア:

[(1, 717290399), (7, 102470057), (37, 19386227), (61, 11758859), (83, 8642053), (259, 2769461), (427, 1679837), (547, 1311317), (581, 1234579), (2257, 317807), (3071, 233569), (3829, 187331), (5063, 141673), (15799, 45401), (20239, 35441), (21497, 33367)]