1561256138

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{997}}^1$

素因数の和:1179

約数の個数: 48

約数和(自身を含む): 2623354776

約数和(自身を除く): 1062098638

約数列:

[1, 2, 13, 26, 41, 82, 113, 169, 226, 338, 533, 997, 1066, 1469, 1994, 2938, 4633, 6929, 9266, 12961, 13858, 19097, 25922, 38194, 40877, 60229, 81754, 112661, 120458, 168493, 225322, 336986, 531401, 782977, 1062802, 1464593, 1565954, 2929186, 4619101, 6908213, 9238202, 13816426, 19039709, 38079418, 60048313, 120096626, 780628069, 1561256138]

約数ペア:

[(1, 1561256138), (2, 780628069), (13, 120096626), (26, 60048313), (41, 38079418), (82, 19039709), (113, 13816426), (169, 9238202), (226, 6908213), (338, 4619101), (533, 2929186), (997, 1565954), (1066, 1464593), (1469, 1062802), (1994, 782977), (2938, 531401), (4633, 336986), (6929, 225322), (9266, 168493), (12961, 120458), (13858, 112661), (19097, 81754), (25922, 60229), (38194, 40877)]