61818955

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{173}}^1$

素因数の和:351

約数の個数: 32

約数和(自身を含む): 83436480

約数和(自身を除く): 21617525

約数列:

[1, 5, 11, 55, 73, 89, 173, 365, 445, 803, 865, 979, 1903, 4015, 4895, 6497, 9515, 12629, 15397, 32485, 63145, 71467, 76985, 138919, 169367, 357335, 694595, 846835, 1123981, 5619905, 12363791, 61818955]

約数ペア:

[(1, 61818955), (5, 12363791), (11, 5619905), (55, 1123981), (73, 846835), (89, 694595), (173, 357335), (365, 169367), (445, 138919), (803, 76985), (865, 71467), (979, 63145), (1903, 32485), (4015, 15397), (4895, 12629), (6497, 9515)]