28751488

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{181}}^1$

素因数の和:285

約数の個数: 64

約数和(自身を含む): 61818120

約数和(自身を除く): 33066632

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 73, 128, 136, 146, 181, 272, 292, 362, 544, 584, 724, 1088, 1168, 1241, 1448, 2176, 2336, 2482, 2896, 3077, 4672, 4964, 5792, 6154, 9344, 9928, 11584, 12308, 13213, 19856, 23168, 24616, 26426, 39712, 49232, 52852, 79424, 98464, 105704, 158848, 196928, 211408, 224621, 393856, 422816, 449242, 845632, 898484, 1691264, 1796968, 3593936, 7187872, 14375744, 28751488]

約数ペア:

[(1, 28751488), (2, 14375744), (4, 7187872), (8, 3593936), (16, 1796968), (17, 1691264), (32, 898484), (34, 845632), (64, 449242), (68, 422816), (73, 393856), (128, 224621), (136, 211408), (146, 196928), (181, 158848), (272, 105704), (292, 98464), (362, 79424), (544, 52852), (584, 49232), (724, 39712), (1088, 26426), (1168, 24616), (1241, 23168), (1448, 19856), (2176, 13213), (2336, 12308), (2482, 11584), (2896, 9928), (3077, 9344), (4672, 6154), (4964, 5792)]