804949852

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{641}}^1$

素因数の和:851

約数の個数: 72

約数和(自身を含む): 1690642800

約数和(自身を除く): 885692948

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 149, 172, 196, 298, 301, 596, 602, 641, 1043, 1204, 1282, 2086, 2107, 2564, 4172, 4214, 4487, 6407, 7301, 8428, 8974, 12814, 14602, 17948, 25628, 27563, 29204, 31409, 44849, 55126, 62818, 89698, 95509, 110252, 125636, 179396, 191018, 192941, 313943, 382036, 385882, 627886, 668563, 771764, 1255772, 1337126, 1350587, 2674252, 2701174, 4106887, 4679941, 5402348, 8213774, 9359882, 16427548, 18719764, 28748209, 57496418, 114992836, 201237463, 402474926, 804949852]

約数ペア:

[(1, 804949852), (2, 402474926), (4, 201237463), (7, 114992836), (14, 57496418), (28, 28748209), (43, 18719764), (49, 16427548), (86, 9359882), (98, 8213774), (149, 5402348), (172, 4679941), (196, 4106887), (298, 2701174), (301, 2674252), (596, 1350587), (602, 1337126), (641, 1255772), (1043, 771764), (1204, 668563), (1282, 627886), (2086, 385882), (2107, 382036), (2564, 313943), (4172, 192941), (4214, 191018), (4487, 179396), (6407, 125636), (7301, 110252), (8428, 95509), (8974, 89698), (12814, 62818), (14602, 55126), (17948, 44849), (25628, 31409), (27563, 29204)]