259065

素因数分解:

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

素因数の和:134

約数の個数: 32

約数和(自身を含む): 489600

約数和(自身を除く): 230535

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 101, 135, 171, 285, 303, 505, 513, 855, 909, 1515, 1919, 2565, 2727, 4545, 5757, 9595, 13635, 17271, 28785, 51813, 86355, 259065]

約数ペア:

[(1, 259065), (3, 86355), (5, 51813), (9, 28785), (15, 17271), (19, 13635), (27, 9595), (45, 5757), (57, 4545), (95, 2727), (101, 2565), (135, 1919), (171, 1515), (285, 909), (303, 855), (505, 513)]