81522315

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{307}}^1$

素因数の和:609

約数の個数: 64

約数和(自身を含む): 166763520

約数和(自身を除く): 85241205

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 281, 307, 315, 843, 921, 945, 1405, 1535, 1967, 2149, 2529, 2763, 4215, 4605, 5901, 6447, 7587, 8289, 9835, 10745, 12645, 13815, 17703, 19341, 29505, 32235, 37935, 41445, 53109, 58023, 86267, 88515, 96705, 258801, 265545, 290115, 431335, 603869, 776403, 1294005, 1811607, 2329209, 3019345, 3882015, 5434821, 9058035, 11646045, 16304463, 27174105, 81522315]

約数ペア:

[(1, 81522315), (3, 27174105), (5, 16304463), (7, 11646045), (9, 9058035), (15, 5434821), (21, 3882015), (27, 3019345), (35, 2329209), (45, 1811607), (63, 1294005), (105, 776403), (135, 603869), (189, 431335), (281, 290115), (307, 265545), (315, 258801), (843, 96705), (921, 88515), (945, 86267), (1405, 58023), (1535, 53109), (1967, 41445), (2149, 37935), (2529, 32235), (2763, 29505), (4215, 19341), (4605, 17703), (5901, 13815), (6447, 12645), (7587, 10745), (8289, 9835)]