399291208784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{7136317}}^1$

素因数の和:7136607

約数の個数: 40

約数和(自身を含む): 836233743240

約数和(自身を除く): 436942534456

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 269, 538, 1076, 2152, 3497, 4304, 6994, 13988, 27976, 55952, 7136317, 14272634, 28545268, 57090536, 92772121, 114181072, 185544242, 371088484, 742176968, 1484353936, 1919669273, 3839338546, 7678677092, 15357354184, 24955700549, 30714708368, 49911401098, 99822802196, 199645604392, 399291208784]

約数ペア:

[(1, 399291208784), (2, 199645604392), (4, 99822802196), (8, 49911401098), (13, 30714708368), (16, 24955700549), (26, 15357354184), (52, 7678677092), (104, 3839338546), (208, 1919669273), (269, 1484353936), (538, 742176968), (1076, 371088484), (2152, 185544242), (3497, 114181072), (4304, 92772121), (6994, 57090536), (13988, 28545268), (27976, 14272634), (55952, 7136317)]