28990936

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{523}}^1$

素因数の和:596

約数の個数: 48

約数和(自身を含む): 60411960

約数和(自身を除く): 31421024

約数列:

[1, 2, 4, 8, 13, 26, 41, 52, 82, 104, 164, 169, 328, 338, 523, 533, 676, 1046, 1066, 1352, 2092, 2132, 4184, 4264, 6799, 6929, 13598, 13858, 21443, 27196, 27716, 42886, 54392, 55432, 85772, 88387, 171544, 176774, 278759, 353548, 557518, 707096, 1115036, 2230072, 3623867, 7247734, 14495468, 28990936]

約数ペア:

[(1, 28990936), (2, 14495468), (4, 7247734), (8, 3623867), (13, 2230072), (26, 1115036), (41, 707096), (52, 557518), (82, 353548), (104, 278759), (164, 176774), (169, 171544), (328, 88387), (338, 85772), (523, 55432), (533, 54392), (676, 42886), (1046, 27716), (1066, 27196), (1352, 21443), (2092, 13858), (2132, 13598), (4184, 6929), (4264, 6799)]