189777775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{14683}}^1$

素因数の和:14751

約数の個数: 24

約数和(自身を含む): 262197504

約数和(自身を除く): 72419729

約数列:

[1, 5, 11, 25, 47, 55, 235, 275, 517, 1175, 2585, 12925, 14683, 73415, 161513, 367075, 690101, 807565, 3450505, 4037825, 7591111, 17252525, 37955555, 189777775]

約数ペア:

[(1, 189777775), (5, 37955555), (11, 17252525), (25, 7591111), (47, 4037825), (55, 3450505), (235, 807565), (275, 690101), (517, 367075), (1175, 161513), (2585, 73415), (12925, 14683)]