1900983903

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{22247}}^1$

素因数の和:22583

約数の個数: 32

約数和(自身を含む): 3129670656

約数和(自身を除く): 1228686753

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 313, 939, 2191, 4069, 6573, 12207, 22247, 28483, 66741, 85449, 155729, 289211, 467187, 867633, 2024477, 6073431, 6963311, 20889933, 48743177, 90523043, 146229531, 271569129, 633661301, 1900983903]

約数ペア:

[(1, 1900983903), (3, 633661301), (7, 271569129), (13, 146229531), (21, 90523043), (39, 48743177), (91, 20889933), (273, 6963311), (313, 6073431), (939, 2024477), (2191, 867633), (4069, 467187), (6573, 289211), (12207, 155729), (22247, 85449), (28483, 66741)]