78864858

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{2591}}^1$

素因数の和:2707

約数の個数: 48

約数和(自身を含む): 181958400

約数和(自身を除く): 103093542

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 89, 114, 171, 178, 267, 342, 534, 801, 1602, 1691, 2591, 3382, 5073, 5182, 7773, 10146, 15219, 15546, 23319, 30438, 46638, 49229, 98458, 147687, 230599, 295374, 443061, 461198, 691797, 886122, 1383594, 2075391, 4150782, 4381381, 8762762, 13144143, 26288286, 39432429, 78864858]

約数ペア:

[(1, 78864858), (2, 39432429), (3, 26288286), (6, 13144143), (9, 8762762), (18, 4381381), (19, 4150782), (38, 2075391), (57, 1383594), (89, 886122), (114, 691797), (171, 461198), (178, 443061), (267, 295374), (342, 230599), (534, 147687), (801, 98458), (1602, 49229), (1691, 46638), (2591, 30438), (3382, 23319), (5073, 15546), (5182, 15219), (7773, 10146)]