856517508

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{308989}}^1$

素因数の和:309017

約数の個数: 72

約数和(自身を含む): 2699336640

約数和(自身を除く): 1842819132

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 126, 132, 154, 198, 231, 252, 308, 396, 462, 693, 924, 1386, 2772, 308989, 617978, 926967, 1235956, 1853934, 2162923, 2780901, 3398879, 3707868, 4325846, 5561802, 6488769, 6797758, 8651692, 10196637, 11123604, 12977538, 13595516, 19466307, 20393274, 23792153, 25955076, 30589911, 38932614, 40786548, 47584306, 61179822, 71376459, 77865228, 95168612, 122359644, 142752918, 214129377, 285505836, 428258754, 856517508]

約数ペア:

[(1, 856517508), (2, 428258754), (3, 285505836), (4, 214129377), (6, 142752918), (7, 122359644), (9, 95168612), (11, 77865228), (12, 71376459), (14, 61179822), (18, 47584306), (21, 40786548), (22, 38932614), (28, 30589911), (33, 25955076), (36, 23792153), (42, 20393274), (44, 19466307), (63, 13595516), (66, 12977538), (77, 11123604), (84, 10196637), (99, 8651692), (126, 6797758), (132, 6488769), (154, 5561802), (198, 4325846), (231, 3707868), (252, 3398879), (308, 2780901), (396, 2162923), (462, 1853934), (693, 1235956), (924, 926967), (1386, 617978), (2772, 308989)]