1398100257

素因数分解:

$3^6\times {\mathrm{983}}^1\times {\mathrm{1951}}^1$

素因数の和:2952

約数の個数: 28

約数和(自身を含む): 2099399424

約数和(自身を除く): 701299167

約数列:

[1, 3, 9, 27, 81, 243, 729, 983, 1951, 2949, 5853, 8847, 17559, 26541, 52677, 79623, 158031, 238869, 474093, 716607, 1422279, 1917833, 5753499, 17260497, 51781491, 155344473, 466033419, 1398100257]

約数ペア:

[(1, 1398100257), (3, 466033419), (9, 155344473), (27, 51781491), (81, 17260497), (243, 5753499), (729, 1917833), (983, 1422279), (1951, 716607), (2949, 474093), (5853, 238869), (8847, 158031), (17559, 79623), (26541, 52677)]