28373968

素因数分解:

$2^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1$

素因数の和:260

約数の個数: 80

約数和(自身を含む): 66495744

約数和(自身を除く): 38121776

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 37, 41, 56, 74, 82, 112, 148, 164, 167, 259, 287, 296, 328, 334, 518, 574, 592, 656, 668, 1036, 1148, 1169, 1336, 1517, 2072, 2296, 2338, 2672, 3034, 4144, 4592, 4676, 6068, 6179, 6847, 9352, 10619, 12136, 12358, 13694, 18704, 21238, 24272, 24716, 27388, 42476, 43253, 47929, 49432, 54776, 84952, 86506, 95858, 98864, 109552, 169904, 173012, 191716, 253339, 346024, 383432, 506678, 692048, 766864, 1013356, 1773373, 2026712, 3546746, 4053424, 7093492, 14186984, 28373968]

約数ペア:

[(1, 28373968), (2, 14186984), (4, 7093492), (7, 4053424), (8, 3546746), (14, 2026712), (16, 1773373), (28, 1013356), (37, 766864), (41, 692048), (56, 506678), (74, 383432), (82, 346024), (112, 253339), (148, 191716), (164, 173012), (167, 169904), (259, 109552), (287, 98864), (296, 95858), (328, 86506), (334, 84952), (518, 54776), (574, 49432), (592, 47929), (656, 43253), (668, 42476), (1036, 27388), (1148, 24716), (1169, 24272), (1336, 21238), (1517, 18704), (2072, 13694), (2296, 12358), (2338, 12136), (2672, 10619), (3034, 9352), (4144, 6847), (4592, 6179), (4676, 6068)]