391312194

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{379}}^1$

素因数の和:496

約数の個数: 128

約数和(自身を含む): 1013268480

約数和(自身を除く): 621956286

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 61, 62, 78, 91, 93, 122, 182, 183, 186, 217, 273, 366, 379, 403, 427, 434, 546, 651, 758, 793, 806, 854, 1137, 1209, 1281, 1302, 1586, 1891, 2274, 2379, 2418, 2562, 2653, 2821, 3782, 4758, 4927, 5306, 5551, 5642, 5673, 7959, 8463, 9854, 11102, 11346, 11749, 13237, 14781, 15918, 16653, 16926, 23119, 23498, 24583, 26474, 29562, 33306, 34489, 35247, 39711, 46238, 49166, 68978, 69357, 70494, 73749, 79422, 82243, 103467, 138714, 147498, 152737, 161833, 164486, 172081, 206934, 246729, 300547, 305474, 323666, 344162, 458211, 485499, 493458, 516243, 601094, 716689, 901641, 916422, 970998, 1032486, 1069159, 1433378, 1803282, 2103829, 2138318, 2150067, 3207477, 4207658, 4300134, 5016823, 6311487, 6414954, 9316957, 10033646, 12622974, 15050469, 18633914, 27950871, 30100938, 55901742, 65218699, 130437398, 195656097, 391312194]

約数ペア:

[(1, 391312194), (2, 195656097), (3, 130437398), (6, 65218699), (7, 55901742), (13, 30100938), (14, 27950871), (21, 18633914), (26, 15050469), (31, 12622974), (39, 10033646), (42, 9316957), (61, 6414954), (62, 6311487), (78, 5016823), (91, 4300134), (93, 4207658), (122, 3207477), (182, 2150067), (183, 2138318), (186, 2103829), (217, 1803282), (273, 1433378), (366, 1069159), (379, 1032486), (403, 970998), (427, 916422), (434, 901641), (546, 716689), (651, 601094), (758, 516243), (793, 493458), (806, 485499), (854, 458211), (1137, 344162), (1209, 323666), (1281, 305474), (1302, 300547), (1586, 246729), (1891, 206934), (2274, 172081), (2379, 164486), (2418, 161833), (2562, 152737), (2653, 147498), (2821, 138714), (3782, 103467), (4758, 82243), (4927, 79422), (5306, 73749), (5551, 70494), (5642, 69357), (5673, 68978), (7959, 49166), (8463, 46238), (9854, 39711), (11102, 35247), (11346, 34489), (11749, 33306), (13237, 29562), (14781, 26474), (15918, 24583), (16653, 23498), (16926, 23119)]