12247965

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{5791}}^1$

素因数の和:5849

約数の個数: 24

約数和(自身を含む): 21685248

約数和(自身を除く): 9437283

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 5791, 17373, 28955, 52119, 86865, 260595, 272177, 816531, 1360885, 2449593, 4082655, 12247965]

約数ペア:

[(1, 12247965), (3, 4082655), (5, 2449593), (9, 1360885), (15, 816531), (45, 272177), (47, 260595), (141, 86865), (235, 52119), (423, 28955), (705, 17373), (2115, 5791)]