1399740069

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{16381}}^1$

素因数の和:16717

約数の個数: 32

約数和(自身を含む): 2304488704

約数和(自身を除く): 904748635

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 313, 939, 2191, 4069, 6573, 12207, 16381, 28483, 49143, 85449, 114667, 212953, 344001, 638859, 1490671, 4472013, 5127253, 15381759, 35890771, 66654289, 107672313, 199962867, 466580023, 1399740069]

約数ペア:

[(1, 1399740069), (3, 466580023), (7, 199962867), (13, 107672313), (21, 66654289), (39, 35890771), (91, 15381759), (273, 5127253), (313, 4472013), (939, 1490671), (2191, 638859), (4069, 344001), (6573, 212953), (12207, 114667), (16381, 85449), (28483, 49143)]