1941249921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{21841}}^1$

素因数の和:21953

約数の個数: 32

約数和(自身を含む): 2906209152

約数和(自身を除く): 964959231

約数列:

[1, 3, 13, 39, 43, 53, 129, 159, 559, 689, 1677, 2067, 2279, 6837, 21841, 29627, 65523, 88881, 283933, 851799, 939163, 1157573, 2817489, 3472719, 12209119, 15048449, 36627357, 45145347, 49775639, 149326917, 647083307, 1941249921]

約数ペア:

[(1, 1941249921), (3, 647083307), (13, 149326917), (39, 49775639), (43, 45145347), (53, 36627357), (129, 15048449), (159, 12209119), (559, 3472719), (689, 2817489), (1677, 1157573), (2067, 939163), (2279, 851799), (6837, 283933), (21841, 88881), (29627, 65523)]