128187852

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{2039}}^1$

素因数の和:2103

約数の個数: 72

約数和(自身を含む): 334494720

約数和(自身を除く): 206306868

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 169, 186, 338, 372, 403, 507, 676, 806, 1014, 1209, 1612, 2028, 2039, 2418, 4078, 4836, 5239, 6117, 8156, 10478, 12234, 15717, 20956, 24468, 26507, 31434, 53014, 62868, 63209, 79521, 106028, 126418, 159042, 189627, 252836, 318084, 344591, 379254, 689182, 758508, 821717, 1033773, 1378364, 1643434, 2067546, 2465151, 3286868, 4135092, 4930302, 9860604, 10682321, 21364642, 32046963, 42729284, 64093926, 128187852]

約数ペア:

[(1, 128187852), (2, 64093926), (3, 42729284), (4, 32046963), (6, 21364642), (12, 10682321), (13, 9860604), (26, 4930302), (31, 4135092), (39, 3286868), (52, 2465151), (62, 2067546), (78, 1643434), (93, 1378364), (124, 1033773), (156, 821717), (169, 758508), (186, 689182), (338, 379254), (372, 344591), (403, 318084), (507, 252836), (676, 189627), (806, 159042), (1014, 126418), (1209, 106028), (1612, 79521), (2028, 63209), (2039, 62868), (2418, 53014), (4078, 31434), (4836, 26507), (5239, 24468), (6117, 20956), (8156, 15717), (10478, 12234)]