77776818

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{1931}}^1$

素因数の和:2087

約数の個数: 48

約数和(自身を含む): 182365344

約数和(自身を除く): 104588526

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 137, 147, 274, 294, 411, 822, 959, 1918, 1931, 2877, 3862, 5754, 5793, 6713, 11586, 13426, 13517, 20139, 27034, 40278, 40551, 81102, 94619, 189238, 264547, 283857, 529094, 567714, 793641, 1587282, 1851829, 3703658, 5555487, 11110974, 12962803, 25925606, 38888409, 77776818]

約数ペア:

[(1, 77776818), (2, 38888409), (3, 25925606), (6, 12962803), (7, 11110974), (14, 5555487), (21, 3703658), (42, 1851829), (49, 1587282), (98, 793641), (137, 567714), (147, 529094), (274, 283857), (294, 264547), (411, 189238), (822, 94619), (959, 81102), (1918, 40551), (1931, 40278), (2877, 27034), (3862, 20139), (5754, 13517), (5793, 13426), (6713, 11586)]