51188418

素因数分解:

$2^1\times 3^2\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{499}}^1$

素因数の和:687

約数の個数: 48

約数和(自身を含む): 114660000

約数和(自身を除く): 63471582

約数列:

[1, 2, 3, 6, 9, 18, 41, 82, 123, 139, 246, 278, 369, 417, 499, 738, 834, 998, 1251, 1497, 2502, 2994, 4491, 5699, 8982, 11398, 17097, 20459, 34194, 40918, 51291, 61377, 69361, 102582, 122754, 138722, 184131, 208083, 368262, 416166, 624249, 1248498, 2843801, 5687602, 8531403, 17062806, 25594209, 51188418]

約数ペア:

[(1, 51188418), (2, 25594209), (3, 17062806), (6, 8531403), (9, 5687602), (18, 2843801), (41, 1248498), (82, 624249), (123, 416166), (139, 368262), (246, 208083), (278, 184131), (369, 138722), (417, 122754), (499, 102582), (738, 69361), (834, 61377), (998, 51291), (1251, 40918), (1497, 34194), (2502, 20459), (2994, 17097), (4491, 11398), (5699, 8982)]