620012391

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1\times {\mathrm{509}}^1$

素因数の和:775

約数の個数: 32

約数和(自身を含む): 867179520

約数和(自身を除く): 247167129

約数列:

[1, 3, 47, 53, 141, 159, 163, 489, 509, 1527, 2491, 7473, 7661, 8639, 22983, 23923, 25917, 26977, 71769, 80931, 82967, 248901, 406033, 1218099, 1267919, 3803757, 3899449, 4397251, 11698347, 13191753, 206670797, 620012391]

約数ペア:

[(1, 620012391), (3, 206670797), (47, 13191753), (53, 11698347), (141, 4397251), (159, 3899449), (163, 3803757), (489, 1267919), (509, 1218099), (1527, 406033), (2491, 248901), (7473, 82967), (7661, 80931), (8639, 71769), (22983, 26977), (23923, 25917)]