520017351

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{1427}}^1$

素因数の和:1548

約数の個数: 48

約数和(自身を含む): 841309056

約数和(自身を除く): 321291705

約数列:

[1, 3, 7, 21, 37, 49, 67, 111, 147, 201, 259, 469, 777, 1407, 1427, 1813, 2479, 3283, 4281, 5439, 7437, 9849, 9989, 17353, 29967, 52059, 52799, 69923, 95609, 121471, 158397, 209769, 286827, 364413, 369593, 669263, 1108779, 2007789, 2587151, 3537533, 4684841, 7761453, 10612599, 14054523, 24762731, 74288193, 173339117, 520017351]

約数ペア:

[(1, 520017351), (3, 173339117), (7, 74288193), (21, 24762731), (37, 14054523), (49, 10612599), (67, 7761453), (111, 4684841), (147, 3537533), (201, 2587151), (259, 2007789), (469, 1108779), (777, 669263), (1407, 369593), (1427, 364413), (1813, 286827), (2479, 209769), (3283, 158397), (4281, 121471), (5439, 95609), (7437, 69923), (9849, 52799), (9989, 52059), (17353, 29967)]