1986165

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1$

素因数の和:154

約数の個数: 48

約数和(自身を含む): 3818880

約数和(自身を除く): 1832715

約数列:

[1, 3, 5, 9, 15, 19, 23, 45, 57, 69, 95, 101, 115, 171, 207, 285, 303, 345, 437, 505, 855, 909, 1035, 1311, 1515, 1919, 2185, 2323, 3933, 4545, 5757, 6555, 6969, 9595, 11615, 17271, 19665, 20907, 28785, 34845, 44137, 86355, 104535, 132411, 220685, 397233, 662055, 1986165]

約数ペア:

[(1, 1986165), (3, 662055), (5, 397233), (9, 220685), (15, 132411), (19, 104535), (23, 86355), (45, 44137), (57, 34845), (69, 28785), (95, 20907), (101, 19665), (115, 17271), (171, 11615), (207, 9595), (285, 6969), (303, 6555), (345, 5757), (437, 4545), (505, 3933), (855, 2323), (909, 2185), (1035, 1919), (1311, 1515)]