131293545

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{1447}}^1$

素因数の和:1741

約数の個数: 32

約数和(自身を含む): 220188672

約数和(自身を除く): 88895127

約数列:

[1, 3, 5, 15, 23, 69, 115, 263, 345, 789, 1315, 1447, 3945, 4341, 6049, 7235, 18147, 21705, 30245, 33281, 90735, 99843, 166405, 380561, 499215, 1141683, 1902805, 5708415, 8752903, 26258709, 43764515, 131293545]

約数ペア:

[(1, 131293545), (3, 43764515), (5, 26258709), (15, 8752903), (23, 5708415), (69, 1902805), (115, 1141683), (263, 499215), (345, 380561), (789, 166405), (1315, 99843), (1447, 90735), (3945, 33281), (4341, 30245), (6049, 21705), (7235, 18147)]