31113248

素因数分解:

$2^5\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:345

約数の個数: 48

約数和(自身を含む): 63431424

約数和(自身を除く): 32318176

約数列:

[1, 2, 4, 8, 16, 32, 47, 94, 137, 151, 188, 274, 302, 376, 548, 604, 752, 1096, 1208, 1504, 2192, 2416, 4384, 4832, 6439, 7097, 12878, 14194, 20687, 25756, 28388, 41374, 51512, 56776, 82748, 103024, 113552, 165496, 206048, 227104, 330992, 661984, 972289, 1944578, 3889156, 7778312, 15556624, 31113248]

約数ペア:

[(1, 31113248), (2, 15556624), (4, 7778312), (8, 3889156), (16, 1944578), (32, 972289), (47, 661984), (94, 330992), (137, 227104), (151, 206048), (188, 165496), (274, 113552), (302, 103024), (376, 82748), (548, 56776), (604, 51512), (752, 41374), (1096, 28388), (1208, 25756), (1504, 20687), (2192, 14194), (2416, 12878), (4384, 7097), (4832, 6439)]