7904475

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^2$

素因数の和:121

約数の個数: 54

約数和(自身を含む): 15257580

約数和(自身を除く): 7353105

約数列:

[1, 3, 5, 9, 15, 19, 25, 43, 45, 57, 75, 95, 129, 171, 215, 225, 285, 387, 475, 645, 817, 855, 1075, 1425, 1849, 1935, 2451, 3225, 4085, 4275, 5547, 7353, 9245, 9675, 12255, 16641, 20425, 27735, 35131, 36765, 46225, 61275, 83205, 105393, 138675, 175655, 183825, 316179, 416025, 526965, 878275, 1580895, 2634825, 7904475]

約数ペア:

[(1, 7904475), (3, 2634825), (5, 1580895), (9, 878275), (15, 526965), (19, 416025), (25, 316179), (43, 183825), (45, 175655), (57, 138675), (75, 105393), (95, 83205), (129, 61275), (171, 46225), (215, 36765), (225, 35131), (285, 27735), (387, 20425), (475, 16641), (645, 12255), (817, 9675), (855, 9245), (1075, 7353), (1425, 5547), (1849, 4275), (1935, 4085), (2451, 3225)]