28419345

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{773}}^1$

素因数の和:846

約数の個数: 48

約数和(自身を含む): 53127360

約数和(自身を除く): 24708015

約数列:

[1, 3, 5, 9, 15, 19, 43, 45, 57, 95, 129, 171, 215, 285, 387, 645, 773, 817, 855, 1935, 2319, 2451, 3865, 4085, 6957, 7353, 11595, 12255, 14687, 33239, 34785, 36765, 44061, 73435, 99717, 132183, 166195, 220305, 299151, 498585, 631541, 660915, 1495755, 1894623, 3157705, 5683869, 9473115, 28419345]

約数ペア:

[(1, 28419345), (3, 9473115), (5, 5683869), (9, 3157705), (15, 1894623), (19, 1495755), (43, 660915), (45, 631541), (57, 498585), (95, 299151), (129, 220305), (171, 166195), (215, 132183), (285, 99717), (387, 73435), (645, 44061), (773, 36765), (817, 34785), (855, 33239), (1935, 14687), (2319, 12255), (2451, 11595), (3865, 7353), (4085, 6957)]