221300072

素因数分解:

$2^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{18211}}^1$

素因数の和:18262

約数の個数: 48

約数和(自身を含む): 498280320

約数和(自身を除く): 276980248

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 49, 56, 62, 98, 124, 196, 217, 248, 392, 434, 868, 1519, 1736, 3038, 6076, 12152, 18211, 36422, 72844, 127477, 145688, 254954, 509908, 564541, 892339, 1019816, 1129082, 1784678, 2258164, 3569356, 3951787, 4516328, 7138712, 7903574, 15807148, 27662509, 31614296, 55325018, 110650036, 221300072]

約数ペア:

[(1, 221300072), (2, 110650036), (4, 55325018), (7, 31614296), (8, 27662509), (14, 15807148), (28, 7903574), (31, 7138712), (49, 4516328), (56, 3951787), (62, 3569356), (98, 2258164), (124, 1784678), (196, 1129082), (217, 1019816), (248, 892339), (392, 564541), (434, 509908), (868, 254954), (1519, 145688), (1736, 127477), (3038, 72844), (6076, 36422), (12152, 18211)]