418534985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{461}}^1\times {\mathrm{971}}^1$

素因数の和:1465

約数の個数: 32

約数和(自身を含む): 581986944

約数和(自身を除く): 163451959

約数列:

[1, 5, 11, 17, 55, 85, 187, 461, 935, 971, 2305, 4855, 5071, 7837, 10681, 16507, 25355, 39185, 53405, 82535, 86207, 181577, 431035, 447631, 907885, 2238155, 4923941, 7609727, 24619705, 38048635, 83706997, 418534985]

約数ペア:

[(1, 418534985), (5, 83706997), (11, 38048635), (17, 24619705), (55, 7609727), (85, 4923941), (187, 2238155), (461, 907885), (935, 447631), (971, 431035), (2305, 181577), (4855, 86207), (5071, 82535), (7837, 53405), (10681, 39185), (16507, 25355)]