17389845

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^2$

素因数の和:127

約数の個数: 72

約数和(自身を含む): 35436960

約数和(自身を除く): 18047115

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 43, 45, 55, 57, 95, 99, 129, 165, 171, 209, 215, 285, 387, 473, 495, 627, 645, 817, 855, 1045, 1419, 1849, 1881, 1935, 2365, 2451, 3135, 4085, 4257, 5547, 7095, 7353, 8987, 9245, 9405, 12255, 16641, 20339, 21285, 26961, 27735, 35131, 36765, 44935, 61017, 80883, 83205, 101695, 105393, 134805, 175655, 183051, 305085, 316179, 386441, 404415, 526965, 915255, 1159323, 1580895, 1932205, 3477969, 5796615, 17389845]

約数ペア:

[(1, 17389845), (3, 5796615), (5, 3477969), (9, 1932205), (11, 1580895), (15, 1159323), (19, 915255), (33, 526965), (43, 404415), (45, 386441), (55, 316179), (57, 305085), (95, 183051), (99, 175655), (129, 134805), (165, 105393), (171, 101695), (209, 83205), (215, 80883), (285, 61017), (387, 44935), (473, 36765), (495, 35131), (627, 27735), (645, 26961), (817, 21285), (855, 20339), (1045, 16641), (1419, 12255), (1849, 9405), (1881, 9245), (1935, 8987), (2365, 7353), (2451, 7095), (3135, 5547), (4085, 4257)]