87809868

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{128377}}^1$

素因数の和:128406

約数の個数: 36

約数和(自身を含む): 233647960

約数和(自身を除く): 145838092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 171, 228, 342, 684, 128377, 256754, 385131, 513508, 770262, 1155393, 1540524, 2310786, 2439163, 4621572, 4878326, 7317489, 9756652, 14634978, 21952467, 29269956, 43904934, 87809868]

約数ペア:

[(1, 87809868), (2, 43904934), (3, 29269956), (4, 21952467), (6, 14634978), (9, 9756652), (12, 7317489), (18, 4878326), (19, 4621572), (36, 2439163), (38, 2310786), (57, 1540524), (76, 1155393), (114, 770262), (171, 513508), (228, 385131), (342, 256754), (684, 128377)]