28003454

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{647}}^1$

素因数の和:752

約数の個数: 32

約数和(自身を含む): 47589120

約数和(自身を除く): 19585666

約数列:

[1, 2, 17, 19, 34, 38, 67, 134, 323, 646, 647, 1139, 1273, 1294, 2278, 2546, 10999, 12293, 21641, 21998, 24586, 43282, 43349, 86698, 208981, 417962, 736933, 823631, 1473866, 1647262, 14001727, 28003454]

約数ペア:

[(1, 28003454), (2, 14001727), (17, 1647262), (19, 1473866), (34, 823631), (38, 736933), (67, 417962), (134, 208981), (323, 86698), (646, 43349), (647, 43282), (1139, 24586), (1273, 21998), (1294, 21641), (2278, 12293), (2546, 10999)]