2021919315

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{54287}}^1$

素因数の和:54499

約数の個数: 32

約数和(自身を含む): 3502227456

約数和(自身を除く): 1480308141

約数列:

[1, 3, 5, 13, 15, 39, 65, 191, 195, 573, 955, 2483, 2865, 7449, 12415, 37245, 54287, 162861, 271435, 705731, 814305, 2117193, 3528655, 10368817, 10585965, 31106451, 51844085, 134794621, 155532255, 404383863, 673973105, 2021919315]

約数ペア:

[(1, 2021919315), (3, 673973105), (5, 404383863), (13, 155532255), (15, 134794621), (39, 51844085), (65, 31106451), (191, 10585965), (195, 10368817), (573, 3528655), (955, 2117193), (2483, 814305), (2865, 705731), (7449, 271435), (12415, 162861), (37245, 54287)]