197951116

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{557}}^1$

素因数の和:810

約数の個数: 48

約数和(自身を含む): 389787552

約数和(自身を除く): 191836436

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 164, 197, 394, 451, 557, 788, 902, 1114, 1804, 2167, 2228, 4334, 6127, 8077, 8668, 12254, 16154, 22837, 24508, 32308, 45674, 88847, 91348, 109729, 177694, 219458, 251207, 355388, 438916, 502414, 1004828, 1207019, 2414038, 4498889, 4828076, 8997778, 17995556, 49487779, 98975558, 197951116]

約数ペア:

[(1, 197951116), (2, 98975558), (4, 49487779), (11, 17995556), (22, 8997778), (41, 4828076), (44, 4498889), (82, 2414038), (164, 1207019), (197, 1004828), (394, 502414), (451, 438916), (557, 355388), (788, 251207), (902, 219458), (1114, 177694), (1804, 109729), (2167, 91348), (2228, 88847), (4334, 45674), (6127, 32308), (8077, 24508), (8668, 22837), (12254, 16154)]