64618113

素因数分解:

$3^1\times 7^4\times {\mathrm{8971}}^1$

素因数の和:9002

約数の個数: 20

約数和(自身を含む): 100522288

約数和(自身を除く): 35904175

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 2401, 7203, 8971, 26913, 62797, 188391, 439579, 1318737, 3077053, 9231159, 21539371, 64618113]

約数ペア:

[(1, 64618113), (3, 21539371), (7, 9231159), (21, 3077053), (49, 1318737), (147, 439579), (343, 188391), (1029, 62797), (2401, 26913), (7203, 8971)]