28449004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{151}}^1$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 54987520

約数和(自身を除く): 26538516

約数列:

[1, 2, 4, 19, 37, 38, 67, 74, 76, 134, 148, 151, 268, 302, 604, 703, 1273, 1406, 2479, 2546, 2812, 2869, 4958, 5092, 5587, 5738, 9916, 10117, 11174, 11476, 20234, 22348, 40468, 47101, 94202, 106153, 188404, 192223, 212306, 374329, 384446, 424612, 748658, 768892, 1497316, 7112251, 14224502, 28449004]

約数ペア:

[(1, 28449004), (2, 14224502), (4, 7112251), (19, 1497316), (37, 768892), (38, 748658), (67, 424612), (74, 384446), (76, 374329), (134, 212306), (148, 192223), (151, 188404), (268, 106153), (302, 94202), (604, 47101), (703, 40468), (1273, 22348), (1406, 20234), (2479, 11476), (2546, 11174), (2812, 10117), (2869, 9916), (4958, 5738), (5092, 5587)]