123966165

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{103}}^2$

素因数の和:274

約数の個数: 48

約数和(自身を含む): 215974080

約数和(自身を除く): 92007915

約数列:

[1, 3, 5, 15, 19, 41, 57, 95, 103, 123, 205, 285, 309, 515, 615, 779, 1545, 1957, 2337, 3895, 4223, 5871, 9785, 10609, 11685, 12669, 21115, 29355, 31827, 53045, 63345, 80237, 159135, 201571, 240711, 401185, 434969, 604713, 1007855, 1203555, 1304907, 2174845, 3023565, 6524535, 8264411, 24793233, 41322055, 123966165]

約数ペア:

[(1, 123966165), (3, 41322055), (5, 24793233), (15, 8264411), (19, 6524535), (41, 3023565), (57, 2174845), (95, 1304907), (103, 1203555), (123, 1007855), (205, 604713), (285, 434969), (309, 401185), (515, 240711), (615, 201571), (779, 159135), (1545, 80237), (1957, 63345), (2337, 53045), (3895, 31827), (4223, 29355), (5871, 21115), (9785, 12669), (10609, 11685)]