87991232

素因数分解:

$2^6\times 7^1\times {\mathrm{197}}^1\times {\mathrm{997}}^1$

素因数の和:1213

約数の個数: 56

約数和(自身を含む): 200765664

約数和(自身を除く): 112774432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 197, 224, 394, 448, 788, 997, 1379, 1576, 1994, 2758, 3152, 3988, 5516, 6304, 6979, 7976, 11032, 12608, 13958, 15952, 22064, 27916, 31904, 44128, 55832, 63808, 88256, 111664, 196409, 223328, 392818, 446656, 785636, 1374863, 1571272, 2749726, 3142544, 5499452, 6285088, 10998904, 12570176, 21997808, 43995616, 87991232]

約数ペア:

[(1, 87991232), (2, 43995616), (4, 21997808), (7, 12570176), (8, 10998904), (14, 6285088), (16, 5499452), (28, 3142544), (32, 2749726), (56, 1571272), (64, 1374863), (112, 785636), (197, 446656), (224, 392818), (394, 223328), (448, 196409), (788, 111664), (997, 88256), (1379, 63808), (1576, 55832), (1994, 44128), (2758, 31904), (3152, 27916), (3988, 22064), (5516, 15952), (6304, 13958), (6979, 12608), (7976, 11032)]