18071697

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{227}}^1$

素因数の和:477

約数の個数: 32

約数和(自身を含む): 29417472

約数和(自身を除く): 11345775

約数列:

[1, 3, 7, 17, 21, 51, 119, 223, 227, 357, 669, 681, 1561, 1589, 3791, 3859, 4683, 4767, 11373, 11577, 26537, 27013, 50621, 79611, 81039, 151863, 354347, 860557, 1063041, 2581671, 6023899, 18071697]

約数ペア:

[(1, 18071697), (3, 6023899), (7, 2581671), (17, 1063041), (21, 860557), (51, 354347), (119, 151863), (223, 81039), (227, 79611), (357, 50621), (669, 27013), (681, 26537), (1561, 11577), (1589, 11373), (3791, 4767), (3859, 4683)]