153978279

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{2953}}^1$

素因数の和:3167

約数の個数: 32

約数和(自身を含む): 254091264

約数和(自身を除く): 100112985

約数列:

[1, 3, 7, 13, 21, 39, 91, 191, 273, 573, 1337, 2483, 2953, 4011, 7449, 8859, 17381, 20671, 38389, 52143, 62013, 115167, 268723, 564023, 806169, 1692069, 3948161, 7332299, 11844483, 21996897, 51326093, 153978279]

約数ペア:

[(1, 153978279), (3, 51326093), (7, 21996897), (13, 11844483), (21, 7332299), (39, 3948161), (91, 1692069), (191, 806169), (273, 564023), (573, 268723), (1337, 115167), (2483, 62013), (2953, 52143), (4011, 38389), (7449, 20671), (8859, 17381)]