15657989788

素因数分解:

$2^2\times 7^3\times {\mathrm{2861}}^1\times {\mathrm{3989}}^1$

素因数の和:6875

約数の個数: 48

約数和(自身を含む): 31974264000

約数和(自身を除く): 16316274212

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 2861, 3989, 5722, 7978, 11444, 15956, 20027, 27923, 40054, 55846, 80108, 111692, 140189, 195461, 280378, 390922, 560756, 781844, 981323, 1368227, 1962646, 2736454, 3925292, 5472908, 11412529, 22825058, 45650116, 79887703, 159775406, 319550812, 559213921, 1118427842, 2236855684, 3914497447, 7828994894, 15657989788]

約数ペア:

[(1, 15657989788), (2, 7828994894), (4, 3914497447), (7, 2236855684), (14, 1118427842), (28, 559213921), (49, 319550812), (98, 159775406), (196, 79887703), (343, 45650116), (686, 22825058), (1372, 11412529), (2861, 5472908), (3989, 3925292), (5722, 2736454), (7978, 1962646), (11444, 1368227), (15956, 981323), (20027, 781844), (27923, 560756), (40054, 390922), (55846, 280378), (80108, 195461), (111692, 140189)]