57894678

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{509}}^1$

素因数の和:677

約数の個数: 48

約数和(自身を含む): 128887200

約数和(自身を除く): 70992522

約数列:

[1, 2, 3, 6, 9, 18, 71, 89, 142, 178, 213, 267, 426, 509, 534, 639, 801, 1018, 1278, 1527, 1602, 3054, 4581, 6319, 9162, 12638, 18957, 36139, 37914, 45301, 56871, 72278, 90602, 108417, 113742, 135903, 216834, 271806, 325251, 407709, 650502, 815418, 3216371, 6432742, 9649113, 19298226, 28947339, 57894678]

約数ペア:

[(1, 57894678), (2, 28947339), (3, 19298226), (6, 9649113), (9, 6432742), (18, 3216371), (71, 815418), (89, 650502), (142, 407709), (178, 325251), (213, 271806), (267, 216834), (426, 135903), (509, 113742), (534, 108417), (639, 90602), (801, 72278), (1018, 56871), (1278, 45301), (1527, 37914), (1602, 36139), (3054, 18957), (4581, 12638), (6319, 9162)]