15491388

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{47}}^1\times {\mathrm{227}}^1$

素因数の和:303

約数の個数: 72

約数和(自身を含む): 40755456

約数和(自身を除く): 25264068

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 47, 66, 94, 121, 132, 141, 188, 227, 242, 282, 363, 454, 484, 517, 564, 681, 726, 908, 1034, 1362, 1452, 1551, 2068, 2497, 2724, 3102, 4994, 5687, 6204, 7491, 9988, 10669, 11374, 14982, 17061, 21338, 22748, 27467, 29964, 32007, 34122, 42676, 54934, 64014, 68244, 82401, 109868, 117359, 128028, 164802, 234718, 329604, 352077, 469436, 704154, 1290949, 1408308, 2581898, 3872847, 5163796, 7745694, 15491388]

約数ペア:

[(1, 15491388), (2, 7745694), (3, 5163796), (4, 3872847), (6, 2581898), (11, 1408308), (12, 1290949), (22, 704154), (33, 469436), (44, 352077), (47, 329604), (66, 234718), (94, 164802), (121, 128028), (132, 117359), (141, 109868), (188, 82401), (227, 68244), (242, 64014), (282, 54934), (363, 42676), (454, 34122), (484, 32007), (517, 29964), (564, 27467), (681, 22748), (726, 21338), (908, 17061), (1034, 14982), (1362, 11374), (1452, 10669), (1551, 9988), (2068, 7491), (2497, 6204), (2724, 5687), (3102, 4994)]