2189363901

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{349}}^1\times {\mathrm{701}}^1$

素因数の和:1229

約数の個数: 32

約数和(自身を含む): 3105648000

約数和(自身を除く): 916284099

約数列:

[1, 3, 19, 57, 157, 349, 471, 701, 1047, 2103, 2983, 6631, 8949, 13319, 19893, 39957, 54793, 110057, 164379, 244649, 330171, 733947, 1041067, 2091083, 3123201, 4648331, 6273249, 13944993, 38409893, 115229679, 729787967, 2189363901]

約数ペア:

[(1, 2189363901), (3, 729787967), (19, 115229679), (57, 38409893), (157, 13944993), (349, 6273249), (471, 4648331), (701, 3123201), (1047, 2091083), (2103, 1041067), (2983, 733947), (6631, 330171), (8949, 244649), (13319, 164379), (19893, 110057), (39957, 54793)]