28828576

素因数分解:

$2^5\times 7^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:174

約数の個数: 96

約数和(自身を含む): 68923008

約数和(自身を除く): 40094432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 41, 43, 56, 73, 82, 86, 112, 146, 164, 172, 224, 287, 292, 301, 328, 344, 511, 574, 584, 602, 656, 688, 1022, 1148, 1168, 1204, 1312, 1376, 1763, 2044, 2296, 2336, 2408, 2993, 3139, 3526, 4088, 4592, 4816, 5986, 6278, 7052, 8176, 9184, 9632, 11972, 12341, 12556, 14104, 16352, 20951, 21973, 23944, 24682, 25112, 28208, 41902, 43946, 47888, 49364, 50224, 56416, 83804, 87892, 95776, 98728, 100448, 128699, 167608, 175784, 197456, 257398, 335216, 351568, 394912, 514796, 670432, 703136, 900893, 1029592, 1801786, 2059184, 3603572, 4118368, 7207144, 14414288, 28828576]

約数ペア:

[(1, 28828576), (2, 14414288), (4, 7207144), (7, 4118368), (8, 3603572), (14, 2059184), (16, 1801786), (28, 1029592), (32, 900893), (41, 703136), (43, 670432), (56, 514796), (73, 394912), (82, 351568), (86, 335216), (112, 257398), (146, 197456), (164, 175784), (172, 167608), (224, 128699), (287, 100448), (292, 98728), (301, 95776), (328, 87892), (344, 83804), (511, 56416), (574, 50224), (584, 49364), (602, 47888), (656, 43946), (688, 41902), (1022, 28208), (1148, 25112), (1168, 24682), (1204, 23944), (1312, 21973), (1376, 20951), (1763, 16352), (2044, 14104), (2296, 12556), (2336, 12341), (2408, 11972), (2993, 9632), (3139, 9184), (3526, 8176), (4088, 7052), (4592, 6278), (4816, 5986)]