28290678

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{383}}^1\times {\mathrm{947}}^1$

素因数の和:1348

約数の個数: 32

約数和(自身を含む): 61157376

約数和(自身を除く): 32866698

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 383, 766, 947, 1149, 1894, 2298, 2841, 4979, 5682, 9958, 12311, 14937, 24622, 29874, 36933, 73866, 362701, 725402, 1088103, 2176206, 4715113, 9430226, 14145339, 28290678]

約数ペア:

[(1, 28290678), (2, 14145339), (3, 9430226), (6, 4715113), (13, 2176206), (26, 1088103), (39, 725402), (78, 362701), (383, 73866), (766, 36933), (947, 29874), (1149, 24622), (1894, 14937), (2298, 12311), (2841, 9958), (4979, 5682)]