1861627245

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{2423}}^1$

素因数の和:2602

約数の個数: 64

約数和(自身を含む): 3317428224

約数和(自身を除く): 1455800979

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 131, 255, 345, 391, 393, 655, 1173, 1955, 1965, 2227, 2423, 3013, 5865, 6681, 7269, 9039, 11135, 12115, 15065, 33405, 36345, 41191, 45195, 51221, 55729, 123573, 153663, 167187, 205955, 256105, 278645, 317413, 617865, 768315, 835935, 947393, 952239, 1587065, 2842179, 4736965, 4761195, 5396021, 7300499, 14210895, 16188063, 21901497, 26980105, 36502495, 80940315, 109507485, 124108483, 372325449, 620542415, 1861627245]

約数ペア:

[(1, 1861627245), (3, 620542415), (5, 372325449), (15, 124108483), (17, 109507485), (23, 80940315), (51, 36502495), (69, 26980105), (85, 21901497), (115, 16188063), (131, 14210895), (255, 7300499), (345, 5396021), (391, 4761195), (393, 4736965), (655, 2842179), (1173, 1587065), (1955, 952239), (1965, 947393), (2227, 835935), (2423, 768315), (3013, 617865), (5865, 317413), (6681, 278645), (7269, 256105), (9039, 205955), (11135, 167187), (12115, 153663), (15065, 123573), (33405, 55729), (36345, 51221), (41191, 45195)]