391960548

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{9907}}^1$

素因数の和:10081

約数の個数: 72

約数和(自身を含む): 1139657792

約数和(自身を除く): 747697244

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 157, 252, 314, 471, 628, 942, 1099, 1413, 1884, 2198, 2826, 3297, 4396, 5652, 6594, 9891, 9907, 13188, 19782, 19814, 29721, 39564, 39628, 59442, 69349, 89163, 118884, 138698, 178326, 208047, 277396, 356652, 416094, 624141, 832188, 1248282, 1555399, 2496564, 3110798, 4666197, 6221596, 9332394, 10887793, 13998591, 18664788, 21775586, 27997182, 32663379, 43551172, 55994364, 65326758, 97990137, 130653516, 195980274, 391960548]

約数ペア:

[(1, 391960548), (2, 195980274), (3, 130653516), (4, 97990137), (6, 65326758), (7, 55994364), (9, 43551172), (12, 32663379), (14, 27997182), (18, 21775586), (21, 18664788), (28, 13998591), (36, 10887793), (42, 9332394), (63, 6221596), (84, 4666197), (126, 3110798), (157, 2496564), (252, 1555399), (314, 1248282), (471, 832188), (628, 624141), (942, 416094), (1099, 356652), (1413, 277396), (1884, 208047), (2198, 178326), (2826, 138698), (3297, 118884), (4396, 89163), (5652, 69349), (6594, 59442), (9891, 39628), (9907, 39564), (13188, 29721), (19782, 19814)]