87177247618

素因数分解:

$2^1\times {\mathrm{31}}^2\times {\mathrm{71}}^1\times {\mathrm{638839}}^1$

素因数の和:638974

約数の個数: 24

約数和(自身を含む): 137023513920

約数和(自身を除く): 49846266302

約数列:

[1, 2, 31, 62, 71, 142, 961, 1922, 2201, 4402, 68231, 136462, 638839, 1277678, 19804009, 39608018, 45357569, 90715138, 613924279, 1227848558, 1406084639, 2812169278, 43588623809, 87177247618]

約数ペア:

[(1, 87177247618), (2, 43588623809), (31, 2812169278), (62, 1406084639), (71, 1227848558), (142, 613924279), (961, 90715138), (1922, 45357569), (2201, 39608018), (4402, 19804009), (68231, 1277678), (136462, 638839)]