28018908

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^2\times {\mathrm{463}}^1$

素因数の和:555

約数の個数: 54

約数和(自身を含む): 72751952

約数和(自身を除く): 44733044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 369, 463, 492, 738, 926, 1389, 1476, 1681, 1852, 2778, 3362, 4167, 5043, 5556, 6724, 8334, 10086, 15129, 16668, 18983, 20172, 30258, 37966, 56949, 60516, 75932, 113898, 170847, 227796, 341694, 683388, 778303, 1556606, 2334909, 3113212, 4669818, 7004727, 9339636, 14009454, 28018908]

約数ペア:

[(1, 28018908), (2, 14009454), (3, 9339636), (4, 7004727), (6, 4669818), (9, 3113212), (12, 2334909), (18, 1556606), (36, 778303), (41, 683388), (82, 341694), (123, 227796), (164, 170847), (246, 113898), (369, 75932), (463, 60516), (492, 56949), (738, 37966), (926, 30258), (1389, 20172), (1476, 18983), (1681, 16668), (1852, 15129), (2778, 10086), (3362, 8334), (4167, 6724), (5043, 5556)]