1820091

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:195

約数の個数: 32

約数和(自身を含む): 3064320

約数和(自身を除く): 1244229

約数列:

[1, 3, 7, 13, 21, 39, 59, 91, 113, 177, 273, 339, 413, 767, 791, 1239, 1469, 2301, 2373, 4407, 5369, 6667, 10283, 16107, 20001, 30849, 46669, 86671, 140007, 260013, 606697, 1820091]

約数ペア:

[(1, 1820091), (3, 606697), (7, 260013), (13, 140007), (21, 86671), (39, 46669), (59, 30849), (91, 20001), (113, 16107), (177, 10283), (273, 6667), (339, 5369), (413, 4407), (767, 2373), (791, 2301), (1239, 1469)]