64972558

素因数分解:

$2^1\times 7^1\times {\mathrm{823}}^1\times {\mathrm{5639}}^1$

素因数の和:6471

約数の個数: 16

約数和(自身を含む): 111536640

約数和(自身を除く): 46564082

約数列:

[1, 2, 7, 14, 823, 1646, 5639, 5761, 11278, 11522, 39473, 78946, 4640897, 9281794, 32486279, 64972558]

約数ペア:

[(1, 64972558), (2, 32486279), (7, 9281794), (14, 4640897), (823, 78946), (1646, 39473), (5639, 11522), (5761, 11278)]