25225065

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 46562880

約数和(自身を除く): 21337815

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 163, 171, 181, 285, 489, 543, 815, 855, 905, 1467, 1629, 2445, 2715, 3097, 3439, 7335, 8145, 9291, 10317, 15485, 17195, 27873, 29503, 30951, 46455, 51585, 88509, 139365, 147515, 154755, 265527, 442545, 560557, 1327635, 1681671, 2802785, 5045013, 8408355, 25225065]

約数ペア:

[(1, 25225065), (3, 8408355), (5, 5045013), (9, 2802785), (15, 1681671), (19, 1327635), (45, 560557), (57, 442545), (95, 265527), (163, 154755), (171, 147515), (181, 139365), (285, 88509), (489, 51585), (543, 46455), (815, 30951), (855, 29503), (905, 27873), (1467, 17195), (1629, 15485), (2445, 10317), (2715, 9291), (3097, 8145), (3439, 7335)]