221940342

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{2141}}^1$

素因数の和:2605

約数の個数: 48

約数和(自身を含む): 519272208

約数和(自身を除く): 297331866

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 443, 886, 1329, 2141, 2658, 3987, 4282, 5759, 6423, 7974, 11518, 12846, 17277, 19269, 27833, 34554, 38538, 51831, 55666, 83499, 103662, 166998, 250497, 500994, 948463, 1896926, 2845389, 5690778, 8536167, 12330019, 17072334, 24660038, 36990057, 73980114, 110970171, 221940342]

約数ペア:

[(1, 221940342), (2, 110970171), (3, 73980114), (6, 36990057), (9, 24660038), (13, 17072334), (18, 12330019), (26, 8536167), (39, 5690778), (78, 2845389), (117, 1896926), (234, 948463), (443, 500994), (886, 250497), (1329, 166998), (2141, 103662), (2658, 83499), (3987, 55666), (4282, 51831), (5759, 38538), (6423, 34554), (7974, 27833), (11518, 19269), (12846, 17277)]