66457818

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{151}}^1\times {\mathrm{499}}^1$

素因数の和:672

約数の個数: 72

約数和(自身を含む): 168948000

約数和(自身を除く): 102490182

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 151, 294, 302, 441, 453, 499, 882, 906, 998, 1057, 1359, 1497, 2114, 2718, 2994, 3171, 3493, 4491, 6342, 6986, 7399, 8982, 9513, 10479, 14798, 19026, 20958, 22197, 24451, 31437, 44394, 48902, 62874, 66591, 73353, 75349, 133182, 146706, 150698, 220059, 226047, 440118, 452094, 527443, 678141, 1054886, 1356282, 1582329, 3164658, 3692101, 4746987, 7384202, 9493974, 11076303, 22152606, 33228909, 66457818]

約数ペア:

[(1, 66457818), (2, 33228909), (3, 22152606), (6, 11076303), (7, 9493974), (9, 7384202), (14, 4746987), (18, 3692101), (21, 3164658), (42, 1582329), (49, 1356282), (63, 1054886), (98, 678141), (126, 527443), (147, 452094), (151, 440118), (294, 226047), (302, 220059), (441, 150698), (453, 146706), (499, 133182), (882, 75349), (906, 73353), (998, 66591), (1057, 62874), (1359, 48902), (1497, 44394), (2114, 31437), (2718, 24451), (2994, 22197), (3171, 20958), (3493, 19026), (4491, 14798), (6342, 10479), (6986, 9513), (7399, 8982)]