28742568

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{307}}^1$

素因数の和:446

約数の個数: 64

約数和(自身を含む): 74511360

約数和(自身を除く): 45768792

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 83, 94, 141, 166, 188, 249, 282, 307, 332, 376, 498, 564, 614, 664, 921, 996, 1128, 1228, 1842, 1992, 2456, 3684, 3901, 7368, 7802, 11703, 14429, 15604, 23406, 25481, 28858, 31208, 43287, 46812, 50962, 57716, 76443, 86574, 93624, 101924, 115432, 152886, 173148, 203848, 305772, 346296, 611544, 1197607, 2395214, 3592821, 4790428, 7185642, 9580856, 14371284, 28742568]

約数ペア:

[(1, 28742568), (2, 14371284), (3, 9580856), (4, 7185642), (6, 4790428), (8, 3592821), (12, 2395214), (24, 1197607), (47, 611544), (83, 346296), (94, 305772), (141, 203848), (166, 173148), (188, 152886), (249, 115432), (282, 101924), (307, 93624), (332, 86574), (376, 76443), (498, 57716), (564, 50962), (614, 46812), (664, 43287), (921, 31208), (996, 28858), (1128, 25481), (1228, 23406), (1842, 15604), (1992, 14429), (2456, 11703), (3684, 7802), (3901, 7368)]