204558237

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{829}}^1$

素因数の和:907

約数の個数: 64

約数和(自身を含む): 353248000

約数和(自身を除く): 148689763

約数列:

[1, 3, 9, 13, 19, 27, 37, 39, 57, 111, 117, 171, 247, 333, 351, 481, 513, 703, 741, 829, 999, 1443, 2109, 2223, 2487, 4329, 6327, 6669, 7461, 9139, 10777, 12987, 15751, 18981, 22383, 27417, 30673, 32331, 47253, 82251, 92019, 96993, 141759, 204763, 246753, 276057, 290979, 398749, 425277, 582787, 614289, 828171, 1196247, 1748361, 1842867, 3588741, 5245083, 5528601, 7576231, 10766223, 15735249, 22728693, 68186079, 204558237]

約数ペア:

[(1, 204558237), (3, 68186079), (9, 22728693), (13, 15735249), (19, 10766223), (27, 7576231), (37, 5528601), (39, 5245083), (57, 3588741), (111, 1842867), (117, 1748361), (171, 1196247), (247, 828171), (333, 614289), (351, 582787), (481, 425277), (513, 398749), (703, 290979), (741, 276057), (829, 246753), (999, 204763), (1443, 141759), (2109, 96993), (2223, 92019), (2487, 82251), (4329, 47253), (6327, 32331), (6669, 30673), (7461, 27417), (9139, 22383), (10777, 18981), (12987, 15751)]