199661504

素因数分解:

$2^6\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1277}}^1$

素因数の和:1645

約数の個数: 56

約数和(自身を含む): 454456800

約数和(自身を除く): 254795296

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 349, 448, 698, 1277, 1396, 2443, 2554, 2792, 4886, 5108, 5584, 8939, 9772, 10216, 11168, 17878, 19544, 20432, 22336, 35756, 39088, 40864, 71512, 78176, 81728, 143024, 156352, 286048, 445673, 572096, 891346, 1782692, 3119711, 3565384, 6239422, 7130768, 12478844, 14261536, 24957688, 28523072, 49915376, 99830752, 199661504]

約数ペア:

[(1, 199661504), (2, 99830752), (4, 49915376), (7, 28523072), (8, 24957688), (14, 14261536), (16, 12478844), (28, 7130768), (32, 6239422), (56, 3565384), (64, 3119711), (112, 1782692), (224, 891346), (349, 572096), (448, 445673), (698, 286048), (1277, 156352), (1396, 143024), (2443, 81728), (2554, 78176), (2792, 71512), (4886, 40864), (5108, 39088), (5584, 35756), (8939, 22336), (9772, 20432), (10216, 19544), (11168, 17878)]