2021087772145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1543}}^1\times {\mathrm{276047}}^1$

素因数の和:277681

約数の個数: 32

約数和(自身を含む): 2649371784192

約数和(自身を除く): 628284012047

約数列:

[1, 5, 13, 65, 73, 365, 949, 1543, 4745, 7715, 20059, 100295, 112639, 276047, 563195, 1380235, 1464307, 3588611, 7321535, 17943055, 20151431, 100757155, 261968603, 425940521, 1309843015, 2129702605, 5537226773, 27686133865, 31093658033, 155468290165, 404217554429, 2021087772145]

約数ペア:

[(1, 2021087772145), (5, 404217554429), (13, 155468290165), (65, 31093658033), (73, 27686133865), (365, 5537226773), (949, 2129702605), (1543, 1309843015), (4745, 425940521), (7715, 261968603), (20059, 100757155), (100295, 20151431), (112639, 17943055), (276047, 7321535), (563195, 3588611), (1380235, 1464307)]