87163986

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{607}}^1$

素因数の和:895

約数の個数: 64

約数和(自身を含む): 215728128

約数和(自身を除く): 128564142

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 263, 273, 526, 546, 607, 789, 1214, 1578, 1821, 1841, 3419, 3642, 3682, 4249, 5523, 6838, 7891, 8498, 10257, 11046, 12747, 15782, 20514, 23673, 23933, 25494, 47346, 47866, 55237, 71799, 110474, 143598, 159641, 165711, 319282, 331422, 478923, 957846, 1117487, 2075333, 2234974, 3352461, 4150666, 6225999, 6704922, 12451998, 14527331, 29054662, 43581993, 87163986]

約数ペア:

[(1, 87163986), (2, 43581993), (3, 29054662), (6, 14527331), (7, 12451998), (13, 6704922), (14, 6225999), (21, 4150666), (26, 3352461), (39, 2234974), (42, 2075333), (78, 1117487), (91, 957846), (182, 478923), (263, 331422), (273, 319282), (526, 165711), (546, 159641), (607, 143598), (789, 110474), (1214, 71799), (1578, 55237), (1821, 47866), (1841, 47346), (3419, 25494), (3642, 23933), (3682, 23673), (4249, 20514), (5523, 15782), (6838, 12747), (7891, 11046), (8498, 10257)]