208711764

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{65141}}^1$

素因数の和:65240

約数の個数: 36

約数和(自身を含む): 533512980

約数和(自身を除く): 324801216

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 356, 534, 801, 1068, 1602, 3204, 65141, 130282, 195423, 260564, 390846, 586269, 781692, 1172538, 2345076, 5797549, 11595098, 17392647, 23190196, 34785294, 52177941, 69570588, 104355882, 208711764]

約数ペア:

[(1, 208711764), (2, 104355882), (3, 69570588), (4, 52177941), (6, 34785294), (9, 23190196), (12, 17392647), (18, 11595098), (36, 5797549), (89, 2345076), (178, 1172538), (267, 781692), (356, 586269), (534, 390846), (801, 260564), (1068, 195423), (1602, 130282), (3204, 65141)]