1320242586

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{238397}}^1$

素因数の和:238486

約数の個数: 32

約数和(自身を含む): 2883662208

約数和(自身を除く): 1563419622

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2769, 5538, 238397, 476794, 715191, 1430382, 3099161, 6198322, 9297483, 16926187, 18594966, 33852374, 50778561, 101557122, 220040431, 440080862, 660121293, 1320242586]

約数ペア:

[(1, 1320242586), (2, 660121293), (3, 440080862), (6, 220040431), (13, 101557122), (26, 50778561), (39, 33852374), (71, 18594966), (78, 16926187), (142, 9297483), (213, 6198322), (426, 3099161), (923, 1430382), (1846, 715191), (2769, 476794), (5538, 238397)]