127831284

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{359}}^1$

素因数の和:539

約数の個数: 120

約数和(自身を含む): 385418880

約数和(自身を除く): 257587596

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 157, 162, 189, 252, 314, 324, 359, 378, 471, 567, 628, 718, 756, 942, 1077, 1099, 1134, 1413, 1436, 1884, 2154, 2198, 2268, 2513, 2826, 3231, 3297, 4239, 4308, 4396, 5026, 5652, 6462, 6594, 7539, 8478, 9693, 9891, 10052, 12717, 12924, 13188, 15078, 16956, 19386, 19782, 22617, 25434, 29079, 29673, 30156, 38772, 39564, 45234, 50868, 56363, 58158, 59346, 67851, 89019, 90468, 112726, 116316, 118692, 135702, 169089, 178038, 203553, 225452, 271404, 338178, 356076, 394541, 407106, 507267, 676356, 789082, 814212, 1014534, 1183623, 1521801, 1578164, 2029068, 2367246, 3043602, 3550869, 4565403, 4734492, 6087204, 7101738, 9130806, 10652607, 14203476, 18261612, 21305214, 31957821, 42610428, 63915642, 127831284]

約数ペア:

[(1, 127831284), (2, 63915642), (3, 42610428), (4, 31957821), (6, 21305214), (7, 18261612), (9, 14203476), (12, 10652607), (14, 9130806), (18, 7101738), (21, 6087204), (27, 4734492), (28, 4565403), (36, 3550869), (42, 3043602), (54, 2367246), (63, 2029068), (81, 1578164), (84, 1521801), (108, 1183623), (126, 1014534), (157, 814212), (162, 789082), (189, 676356), (252, 507267), (314, 407106), (324, 394541), (359, 356076), (378, 338178), (471, 271404), (567, 225452), (628, 203553), (718, 178038), (756, 169089), (942, 135702), (1077, 118692), (1099, 116316), (1134, 112726), (1413, 90468), (1436, 89019), (1884, 67851), (2154, 59346), (2198, 58158), (2268, 56363), (2513, 50868), (2826, 45234), (3231, 39564), (3297, 38772), (4239, 30156), (4308, 29673), (4396, 29079), (5026, 25434), (5652, 22617), (6462, 19782), (6594, 19386), (7539, 16956), (8478, 15078), (9693, 13188), (9891, 12924), (10052, 12717)]