11312505

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 21003840

約数和(自身を除く): 9691335

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 101, 131, 171, 285, 303, 393, 505, 655, 855, 909, 1179, 1515, 1919, 1965, 2489, 4545, 5757, 5895, 7467, 9595, 12445, 13231, 17271, 22401, 28785, 37335, 39693, 66155, 86355, 112005, 119079, 198465, 251389, 595395, 754167, 1256945, 2262501, 3770835, 11312505]

約数ペア:

[(1, 11312505), (3, 3770835), (5, 2262501), (9, 1256945), (15, 754167), (19, 595395), (45, 251389), (57, 198465), (95, 119079), (101, 112005), (131, 86355), (171, 66155), (285, 39693), (303, 37335), (393, 28785), (505, 22401), (655, 17271), (855, 13231), (909, 12445), (1179, 9595), (1515, 7467), (1919, 5895), (1965, 5757), (2489, 4545)]