28201035

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1867}}^1$

素因数の和:1947

約数の個数: 32

約数和(自身を含む): 48418560

約数和(自身を除く): 20217525

約数列:

[1, 3, 5, 15, 19, 53, 57, 95, 159, 265, 285, 795, 1007, 1867, 3021, 5035, 5601, 9335, 15105, 28005, 35473, 98951, 106419, 177365, 296853, 494755, 532095, 1484265, 1880069, 5640207, 9400345, 28201035]

約数ペア:

[(1, 28201035), (3, 9400345), (5, 5640207), (15, 1880069), (19, 1484265), (53, 532095), (57, 494755), (95, 296853), (159, 177365), (265, 106419), (285, 98951), (795, 35473), (1007, 28005), (1867, 15105), (3021, 9335), (5035, 5601)]