201137209

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{107}}^1\times {\mathrm{227}}^1$

素因数の和:374

約数の個数: 36

約数和(自身を含む): 256852944

約数和(自身を除く): 55715735

約数列:

[1, 7, 13, 49, 91, 107, 169, 227, 637, 749, 1183, 1391, 1589, 2951, 5243, 8281, 9737, 11123, 18083, 20657, 24289, 38363, 68159, 126581, 144599, 170023, 268541, 315757, 886067, 1190161, 1879787, 2210299, 4104841, 15472093, 28733887, 201137209]

約数ペア:

[(1, 201137209), (7, 28733887), (13, 15472093), (49, 4104841), (91, 2210299), (107, 1879787), (169, 1190161), (227, 886067), (637, 315757), (749, 268541), (1183, 170023), (1391, 144599), (1589, 126581), (2951, 68159), (5243, 38363), (8281, 24289), (9737, 20657), (11123, 18083)]