71221815

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{75367}}^1$

素因数の和:75388

約数の個数: 32

約数和(自身を含む): 144706560

約数和(自身を除く): 73484745

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 75367, 226101, 376835, 527569, 678303, 1130505, 1582707, 2034909, 2637845, 3391515, 4748121, 7913535, 10174545, 14244363, 23740605, 71221815]

約数ペア:

[(1, 71221815), (3, 23740605), (5, 14244363), (7, 10174545), (9, 7913535), (15, 4748121), (21, 3391515), (27, 2637845), (35, 2034909), (45, 1582707), (63, 1130505), (105, 678303), (135, 527569), (189, 376835), (315, 226101), (945, 75367)]