28252386

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{719}}^1$

素因数の和:823

約数の個数: 48

約数和(自身を含む): 64022400

約数和(自身を除く): 35770014

約数列:

[1, 2, 3, 6, 9, 18, 37, 59, 74, 111, 118, 177, 222, 333, 354, 531, 666, 719, 1062, 1438, 2157, 2183, 4314, 4366, 6471, 6549, 12942, 13098, 19647, 26603, 39294, 42421, 53206, 79809, 84842, 127263, 159618, 239427, 254526, 381789, 478854, 763578, 1569577, 3139154, 4708731, 9417462, 14126193, 28252386]

約数ペア:

[(1, 28252386), (2, 14126193), (3, 9417462), (6, 4708731), (9, 3139154), (18, 1569577), (37, 763578), (59, 478854), (74, 381789), (111, 254526), (118, 239427), (177, 159618), (222, 127263), (333, 84842), (354, 79809), (531, 53206), (666, 42421), (719, 39294), (1062, 26603), (1438, 19647), (2157, 13098), (2183, 12942), (4314, 6549), (4366, 6471)]