8940015

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 17948736

約数和(自身を除く): 9008721

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 101, 105, 281, 303, 315, 505, 707, 843, 909, 1405, 1515, 1967, 2121, 2529, 3535, 4215, 4545, 5901, 6363, 9835, 10605, 12645, 17703, 28381, 29505, 31815, 85143, 88515, 141905, 198667, 255429, 425715, 596001, 993335, 1277145, 1788003, 2980005, 8940015]

約数ペア:

[(1, 8940015), (3, 2980005), (5, 1788003), (7, 1277145), (9, 993335), (15, 596001), (21, 425715), (35, 255429), (45, 198667), (63, 141905), (101, 88515), (105, 85143), (281, 31815), (303, 29505), (315, 28381), (505, 17703), (707, 12645), (843, 10605), (909, 9835), (1405, 6363), (1515, 5901), (1967, 4545), (2121, 4215), (2529, 3535)]