71990091

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{1583}}^1$

素因数の和:1783

約数の個数: 24

約数和(自身を含む): 108066816

約数和(自身を除く): 36076725

約数列:

[1, 3, 9, 31, 93, 163, 279, 489, 1467, 1583, 4749, 5053, 14247, 15159, 45477, 49073, 147219, 258029, 441657, 774087, 2322261, 7998899, 23996697, 71990091]

約数ペア:

[(1, 71990091), (3, 23996697), (9, 7998899), (31, 2322261), (93, 774087), (163, 441657), (279, 258029), (489, 147219), (1467, 49073), (1583, 45477), (4749, 15159), (5053, 14247)]