12478815

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{6449}}^1$

素因数の和:6503

約数の個数: 24

約数和(自身を含む): 22136400

約数和(自身を除く): 9657585

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 6449, 19347, 32245, 58041, 96735, 277307, 290205, 831921, 1386535, 2495763, 4159605, 12478815]

約数ペア:

[(1, 12478815), (3, 4159605), (5, 2495763), (9, 1386535), (15, 831921), (43, 290205), (45, 277307), (129, 96735), (215, 58041), (387, 32245), (645, 19347), (1935, 6449)]