284039973

素因数分解:

$3^3\times 7^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{347}}^1$

素因数の和:495

約数の個数: 64

約数和(自身を含む): 497111040

約数和(自身を除く): 213071067

約数列:

[1, 3, 7, 9, 21, 27, 61, 63, 71, 183, 189, 213, 347, 427, 497, 549, 639, 1041, 1281, 1491, 1647, 1917, 2429, 3123, 3843, 4331, 4473, 7287, 9369, 11529, 12993, 13419, 21167, 21861, 24637, 30317, 38979, 63501, 65583, 73911, 90951, 116937, 148169, 172459, 190503, 221733, 272853, 444507, 517377, 571509, 665199, 818559, 1333521, 1502857, 1552131, 4000563, 4508571, 4656393, 10519999, 13525713, 31559997, 40577139, 94679991, 284039973]

約数ペア:

[(1, 284039973), (3, 94679991), (7, 40577139), (9, 31559997), (21, 13525713), (27, 10519999), (61, 4656393), (63, 4508571), (71, 4000563), (183, 1552131), (189, 1502857), (213, 1333521), (347, 818559), (427, 665199), (497, 571509), (549, 517377), (639, 444507), (1041, 272853), (1281, 221733), (1491, 190503), (1647, 172459), (1917, 148169), (2429, 116937), (3123, 90951), (3843, 73911), (4331, 65583), (4473, 63501), (7287, 38979), (9369, 30317), (11529, 24637), (12993, 21861), (13419, 21167)]