15557752

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 35665920

約数和(自身を除く): 20108168

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 47, 56, 92, 94, 161, 184, 188, 257, 322, 329, 376, 514, 644, 658, 1028, 1081, 1288, 1316, 1799, 2056, 2162, 2632, 3598, 4324, 5911, 7196, 7567, 8648, 11822, 12079, 14392, 15134, 23644, 24158, 30268, 41377, 47288, 48316, 60536, 82754, 84553, 96632, 165508, 169106, 277817, 331016, 338212, 555634, 676424, 1111268, 1944719, 2222536, 3889438, 7778876, 15557752]

約数ペア:

[(1, 15557752), (2, 7778876), (4, 3889438), (7, 2222536), (8, 1944719), (14, 1111268), (23, 676424), (28, 555634), (46, 338212), (47, 331016), (56, 277817), (92, 169106), (94, 165508), (161, 96632), (184, 84553), (188, 82754), (257, 60536), (322, 48316), (329, 47288), (376, 41377), (514, 30268), (644, 24158), (658, 23644), (1028, 15134), (1081, 14392), (1288, 12079), (1316, 11822), (1799, 8648), (2056, 7567), (2162, 7196), (2632, 5911), (3598, 4324)]