15109856

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:271

約数の個数: 48

約数和(自身を含む): 31046400

約数和(自身を除く): 15936544

約数列:

[1, 2, 4, 8, 16, 32, 43, 79, 86, 139, 158, 172, 278, 316, 344, 556, 632, 688, 1112, 1264, 1376, 2224, 2528, 3397, 4448, 5977, 6794, 10981, 11954, 13588, 21962, 23908, 27176, 43924, 47816, 54352, 87848, 95632, 108704, 175696, 191264, 351392, 472183, 944366, 1888732, 3777464, 7554928, 15109856]

約数ペア:

[(1, 15109856), (2, 7554928), (4, 3777464), (8, 1888732), (16, 944366), (32, 472183), (43, 351392), (79, 191264), (86, 175696), (139, 108704), (158, 95632), (172, 87848), (278, 54352), (316, 47816), (344, 43924), (556, 27176), (632, 23908), (688, 21962), (1112, 13588), (1264, 11954), (1376, 10981), (2224, 6794), (2528, 5977), (3397, 4448)]