2021958785

素因数分解:

$5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{9497}}^1$

素因数の和:9606

約数の個数: 48

約数和(自身を含む): 3118383360

約数和(自身を除く): 1096424575

約数列:

[1, 5, 7, 11, 35, 49, 55, 77, 79, 245, 385, 395, 539, 553, 869, 2695, 2765, 3871, 4345, 6083, 9497, 19355, 30415, 42581, 47485, 66479, 104467, 212905, 332395, 465353, 522335, 731269, 750263, 2326765, 3656345, 3751315, 5118883, 5251841, 8252893, 25594415, 26259205, 36762887, 41264465, 57770251, 183814435, 288851255, 404391757, 2021958785]

約数ペア:

[(1, 2021958785), (5, 404391757), (7, 288851255), (11, 183814435), (35, 57770251), (49, 41264465), (55, 36762887), (77, 26259205), (79, 25594415), (245, 8252893), (385, 5251841), (395, 5118883), (539, 3751315), (553, 3656345), (869, 2326765), (2695, 750263), (2765, 731269), (3871, 522335), (4345, 465353), (6083, 332395), (9497, 212905), (19355, 104467), (30415, 66479), (42581, 47485)]