13315810

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:402

約数の個数: 32

約数和(自身を含む): 24805440

約数和(自身を除く): 11489630

約数列:

[1, 2, 5, 10, 43, 86, 173, 179, 215, 346, 358, 430, 865, 895, 1730, 1790, 7439, 7697, 14878, 15394, 30967, 37195, 38485, 61934, 74390, 76970, 154835, 309670, 1331581, 2663162, 6657905, 13315810]

約数ペア:

[(1, 13315810), (2, 6657905), (5, 2663162), (10, 1331581), (43, 309670), (86, 154835), (173, 76970), (179, 74390), (215, 61934), (346, 38485), (358, 37195), (430, 30967), (865, 15394), (895, 14878), (1730, 7697), (1790, 7439)]