23465475

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:545

約数の個数: 72

約数和(自身を含む): 48360000

約数和(自身を除く): 24894525

約数列:

[1, 3, 5, 9, 11, 15, 19, 25, 33, 45, 55, 57, 75, 95, 99, 165, 171, 209, 225, 275, 285, 475, 495, 499, 627, 825, 855, 1045, 1425, 1497, 1881, 2475, 2495, 3135, 4275, 4491, 5225, 5489, 7485, 9405, 9481, 12475, 15675, 16467, 22455, 27445, 28443, 37425, 47025, 47405, 49401, 82335, 85329, 104291, 112275, 137225, 142215, 237025, 247005, 312873, 411675, 426645, 521455, 711075, 938619, 1235025, 1564365, 2133225, 2607275, 4693095, 7821825, 23465475]

約数ペア:

[(1, 23465475), (3, 7821825), (5, 4693095), (9, 2607275), (11, 2133225), (15, 1564365), (19, 1235025), (25, 938619), (33, 711075), (45, 521455), (55, 426645), (57, 411675), (75, 312873), (95, 247005), (99, 237025), (165, 142215), (171, 137225), (209, 112275), (225, 104291), (275, 85329), (285, 82335), (475, 49401), (495, 47405), (499, 47025), (627, 37425), (825, 28443), (855, 27445), (1045, 22455), (1425, 16467), (1497, 15675), (1881, 12475), (2475, 9481), (2495, 9405), (3135, 7485), (4275, 5489), (4491, 5225)]