27912808

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{401}}^1$

素因数の和:538

約数の個数: 64

約数和(自身を含む): 65992320

約数和(自身を除く): 38079512

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 113, 154, 226, 308, 401, 452, 616, 791, 802, 904, 1243, 1582, 1604, 2486, 2807, 3164, 3208, 4411, 4972, 5614, 6328, 8701, 8822, 9944, 11228, 17402, 17644, 22456, 30877, 34804, 35288, 45313, 61754, 69608, 90626, 123508, 181252, 247016, 317191, 362504, 498443, 634382, 996886, 1268764, 1993772, 2537528, 3489101, 3987544, 6978202, 13956404, 27912808]

約数ペア:

[(1, 27912808), (2, 13956404), (4, 6978202), (7, 3987544), (8, 3489101), (11, 2537528), (14, 1993772), (22, 1268764), (28, 996886), (44, 634382), (56, 498443), (77, 362504), (88, 317191), (113, 247016), (154, 181252), (226, 123508), (308, 90626), (401, 69608), (452, 61754), (616, 45313), (791, 35288), (802, 34804), (904, 30877), (1243, 22456), (1582, 17644), (1604, 17402), (2486, 11228), (2807, 9944), (3164, 8822), (3208, 8701), (4411, 6328), (4972, 5614)]