171974010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{440959}}^1$

素因数の和:440982

約数の個数: 32

約数和(自身を含む): 444487680

約数和(自身を除く): 272513670

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 440959, 881918, 1322877, 2204795, 2645754, 4409590, 5732467, 6614385, 11464934, 13228770, 17197401, 28662335, 34394802, 57324670, 85987005, 171974010]

約数ペア:

[(1, 171974010), (2, 85987005), (3, 57324670), (5, 34394802), (6, 28662335), (10, 17197401), (13, 13228770), (15, 11464934), (26, 6614385), (30, 5732467), (39, 4409590), (65, 2645754), (78, 2204795), (130, 1322877), (195, 881918), (390, 440959)]