20150559

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{307}}^1$

素因数の和:357

約数の個数: 64

約数和(自身を含む): 37255680

約数和(自身を除く): 17105121

約数列:

[1, 3, 9, 11, 13, 17, 27, 33, 39, 51, 99, 117, 143, 153, 187, 221, 297, 307, 351, 429, 459, 561, 663, 921, 1287, 1683, 1989, 2431, 2763, 3377, 3861, 3991, 5049, 5219, 5967, 7293, 8289, 10131, 11973, 15657, 21879, 30393, 35919, 43901, 46971, 57409, 65637, 67847, 91179, 107757, 131703, 140913, 172227, 203541, 395109, 516681, 610623, 746317, 1185327, 1550043, 1831869, 2238951, 6716853, 20150559]

約数ペア:

[(1, 20150559), (3, 6716853), (9, 2238951), (11, 1831869), (13, 1550043), (17, 1185327), (27, 746317), (33, 610623), (39, 516681), (51, 395109), (99, 203541), (117, 172227), (143, 140913), (153, 131703), (187, 107757), (221, 91179), (297, 67847), (307, 65637), (351, 57409), (429, 46971), (459, 43901), (561, 35919), (663, 30393), (921, 21879), (1287, 15657), (1683, 11973), (1989, 10131), (2431, 8289), (2763, 7293), (3377, 5967), (3861, 5219), (3991, 5049)]