289304883

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{907}}^1$

素因数の和:1064

約数の個数: 48

約数和(自身を含む): 491801856

約数和(自身を除く): 202496973

約数列:

[1, 3, 7, 9, 21, 61, 63, 83, 183, 249, 427, 549, 581, 747, 907, 1281, 1743, 2721, 3843, 5063, 5229, 6349, 8163, 15189, 19047, 35441, 45567, 55327, 57141, 75281, 106323, 165981, 225843, 318969, 387289, 497943, 526967, 677529, 1161867, 1580901, 3485601, 4592141, 4742703, 13776423, 32144987, 41329269, 96434961, 289304883]

約数ペア:

[(1, 289304883), (3, 96434961), (7, 41329269), (9, 32144987), (21, 13776423), (61, 4742703), (63, 4592141), (83, 3485601), (183, 1580901), (249, 1161867), (427, 677529), (549, 526967), (581, 497943), (747, 387289), (907, 318969), (1281, 225843), (1743, 165981), (2721, 106323), (3843, 75281), (5063, 57141), (5229, 55327), (6349, 45567), (8163, 35441), (15189, 19047)]