28621144

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1$

素因数の和:248

約数の個数: 64

約数和(自身を含む): 60192000

約数和(自身を除く): 31570856

約数列:

[1, 2, 4, 8, 19, 29, 38, 43, 58, 76, 86, 116, 151, 152, 172, 232, 302, 344, 551, 604, 817, 1102, 1208, 1247, 1634, 2204, 2494, 2869, 3268, 4379, 4408, 4988, 5738, 6493, 6536, 8758, 9976, 11476, 12986, 17516, 22952, 23693, 25972, 35032, 47386, 51944, 83201, 94772, 123367, 166402, 188297, 189544, 246734, 332804, 376594, 493468, 665608, 753188, 986936, 1506376, 3577643, 7155286, 14310572, 28621144]

約数ペア:

[(1, 28621144), (2, 14310572), (4, 7155286), (8, 3577643), (19, 1506376), (29, 986936), (38, 753188), (43, 665608), (58, 493468), (76, 376594), (86, 332804), (116, 246734), (151, 189544), (152, 188297), (172, 166402), (232, 123367), (302, 94772), (344, 83201), (551, 51944), (604, 47386), (817, 35032), (1102, 25972), (1208, 23693), (1247, 22952), (1634, 17516), (2204, 12986), (2494, 11476), (2869, 9976), (3268, 8758), (4379, 6536), (4408, 6493), (4988, 5738)]