855675387

素因数分解:

$3^3\times 7^2\times {\mathrm{641}}^1\times {\mathrm{1009}}^1$

素因数の和:1673

約数の個数: 48

約数和(自身を含む): 1478397600

約数和(自身を除く): 622722213

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 641, 1009, 1323, 1923, 3027, 4487, 5769, 7063, 9081, 13461, 17307, 21189, 27243, 31409, 40383, 49441, 63567, 94227, 121149, 148323, 190701, 282681, 444969, 646769, 848043, 1334907, 1940307, 4527383, 5820921, 13582149, 17462763, 31691681, 40746447, 95075043, 122239341, 285225129, 855675387]

約数ペア:

[(1, 855675387), (3, 285225129), (7, 122239341), (9, 95075043), (21, 40746447), (27, 31691681), (49, 17462763), (63, 13582149), (147, 5820921), (189, 4527383), (441, 1940307), (641, 1334907), (1009, 848043), (1323, 646769), (1923, 444969), (3027, 282681), (4487, 190701), (5769, 148323), (7063, 121149), (9081, 94227), (13461, 63567), (17307, 49441), (21189, 40383), (27243, 31409)]