15151990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{929}}^1$

素因数の和:1176

約数の個数: 32

約数和(自身を含む): 31337280

約数和(自身を除く): 16185290

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 233, 466, 929, 1165, 1631, 1858, 2330, 3262, 4645, 6503, 8155, 9290, 13006, 16310, 32515, 65030, 216457, 432914, 1082285, 1515199, 2164570, 3030398, 7575995, 15151990]

約数ペア:

[(1, 15151990), (2, 7575995), (5, 3030398), (7, 2164570), (10, 1515199), (14, 1082285), (35, 432914), (70, 216457), (233, 65030), (466, 32515), (929, 16310), (1165, 13006), (1631, 9290), (1858, 8155), (2330, 6503), (3262, 4645)]