12880305

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{149}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 24008400

約数和(自身を除く): 11128095

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 113, 149, 153, 255, 339, 447, 565, 745, 765, 1017, 1341, 1695, 1921, 2235, 2533, 5085, 5763, 6705, 7599, 9605, 12665, 16837, 17289, 22797, 28815, 37995, 50511, 84185, 86445, 113985, 151533, 252555, 286229, 757665, 858687, 1431145, 2576061, 4293435, 12880305]

約数ペア:

[(1, 12880305), (3, 4293435), (5, 2576061), (9, 1431145), (15, 858687), (17, 757665), (45, 286229), (51, 252555), (85, 151533), (113, 113985), (149, 86445), (153, 84185), (255, 50511), (339, 37995), (447, 28815), (565, 22797), (745, 17289), (765, 16837), (1017, 12665), (1341, 9605), (1695, 7599), (1921, 6705), (2235, 5763), (2533, 5085)]