28158052

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{601}}^1$

素因数の和:688

約数の個数: 48

約数和(自身を含む): 57344112

約数和(自身を除く): 29186060

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 53, 68, 106, 212, 221, 442, 601, 689, 884, 901, 1202, 1378, 1802, 2404, 2756, 3604, 7813, 10217, 11713, 15626, 20434, 23426, 31252, 31853, 40868, 46852, 63706, 127412, 132821, 265642, 414089, 531284, 541501, 828178, 1083002, 1656356, 2166004, 7039513, 14079026, 28158052]

約数ペア:

[(1, 28158052), (2, 14079026), (4, 7039513), (13, 2166004), (17, 1656356), (26, 1083002), (34, 828178), (52, 541501), (53, 531284), (68, 414089), (106, 265642), (212, 132821), (221, 127412), (442, 63706), (601, 46852), (689, 40868), (884, 31853), (901, 31252), (1202, 23426), (1378, 20434), (1802, 15626), (2404, 11713), (2756, 10217), (3604, 7813)]