2940147

素因数分解:

$3^2\times 7^2\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:192

約数の個数: 36

約数和(自身を含む): 5068440

約数和(自身を除く): 2128293

約数列:

[1, 3, 7, 9, 21, 49, 59, 63, 113, 147, 177, 339, 413, 441, 531, 791, 1017, 1239, 2373, 2891, 3717, 5537, 6667, 7119, 8673, 16611, 20001, 26019, 46669, 49833, 60003, 140007, 326683, 420021, 980049, 2940147]

約数ペア:

[(1, 2940147), (3, 980049), (7, 420021), (9, 326683), (21, 140007), (49, 60003), (59, 49833), (63, 46669), (113, 26019), (147, 20001), (177, 16611), (339, 8673), (413, 7119), (441, 6667), (531, 5537), (791, 3717), (1017, 2891), (1239, 2373)]