77789478

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{607}}^1$

素因数の和:709

約数の個数: 64

約数和(自身を含む): 176504832

約数和(自身を除く): 98715354

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 53, 62, 78, 93, 106, 159, 186, 318, 403, 607, 689, 806, 1209, 1214, 1378, 1643, 1821, 2067, 2418, 3286, 3642, 4134, 4929, 7891, 9858, 15782, 18817, 21359, 23673, 32171, 37634, 42718, 47346, 56451, 64077, 64342, 96513, 112902, 128154, 193026, 244621, 418223, 489242, 733863, 836446, 997301, 1254669, 1467726, 1994602, 2509338, 2991903, 5983806, 12964913, 25929826, 38894739, 77789478]

約数ペア:

[(1, 77789478), (2, 38894739), (3, 25929826), (6, 12964913), (13, 5983806), (26, 2991903), (31, 2509338), (39, 1994602), (53, 1467726), (62, 1254669), (78, 997301), (93, 836446), (106, 733863), (159, 489242), (186, 418223), (318, 244621), (403, 193026), (607, 128154), (689, 112902), (806, 96513), (1209, 64342), (1214, 64077), (1378, 56451), (1643, 47346), (1821, 42718), (2067, 37634), (2418, 32171), (3286, 23673), (3642, 21359), (4134, 18817), (4929, 15782), (7891, 9858)]