78644314

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1$

素因数の和:140

約数の個数: 72

約数和(自身を含む): 150922548

約数和(自身を除く): 72278234

約数列:

[1, 2, 7, 14, 23, 37, 41, 46, 49, 74, 82, 98, 161, 259, 287, 322, 518, 529, 574, 851, 943, 1058, 1127, 1517, 1702, 1813, 1886, 2009, 2254, 3034, 3626, 3703, 4018, 5957, 6601, 7406, 10619, 11914, 13202, 19573, 21238, 21689, 25921, 34891, 39146, 41699, 43378, 46207, 51842, 69782, 74333, 83398, 92414, 137011, 148666, 151823, 244237, 274022, 303646, 488474, 802493, 959077, 1062761, 1604986, 1709659, 1918154, 2125522, 3419318, 5617451, 11234902, 39322157, 78644314]

約数ペア:

[(1, 78644314), (2, 39322157), (7, 11234902), (14, 5617451), (23, 3419318), (37, 2125522), (41, 1918154), (46, 1709659), (49, 1604986), (74, 1062761), (82, 959077), (98, 802493), (161, 488474), (259, 303646), (287, 274022), (322, 244237), (518, 151823), (529, 148666), (574, 137011), (851, 92414), (943, 83398), (1058, 74333), (1127, 69782), (1517, 51842), (1702, 46207), (1813, 43378), (1886, 41699), (2009, 39146), (2254, 34891), (3034, 25921), (3626, 21689), (3703, 21238), (4018, 19573), (5957, 13202), (6601, 11914), (7406, 10619)]