65281545

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{23027}}^1$

素因数の和:23051

約数の個数: 40

約数和(自身を含む): 133746624

約数和(自身を除く): 68465079

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 315, 405, 567, 945, 2835, 23027, 69081, 115135, 161189, 207243, 345405, 483567, 621729, 805945, 1036215, 1450701, 1865187, 2417835, 3108645, 4352103, 7253505, 9325935, 13056309, 21760515, 65281545]

約数ペア:

[(1, 65281545), (3, 21760515), (5, 13056309), (7, 9325935), (9, 7253505), (15, 4352103), (21, 3108645), (27, 2417835), (35, 1865187), (45, 1450701), (63, 1036215), (81, 805945), (105, 621729), (135, 483567), (189, 345405), (315, 207243), (405, 161189), (567, 115135), (945, 69081), (2835, 23027)]