20220291

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{3527}}^1$

素因数の和:3560

約数の個数: 36

約数和(自身を含む): 36599472

約数和(自身を除く): 16379181

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 441, 637, 819, 1911, 3527, 5733, 10581, 24689, 31743, 45851, 74067, 137553, 172823, 222201, 320957, 412659, 518469, 962871, 1555407, 2246699, 2888613, 6740097, 20220291]

約数ペア:

[(1, 20220291), (3, 6740097), (7, 2888613), (9, 2246699), (13, 1555407), (21, 962871), (39, 518469), (49, 412659), (63, 320957), (91, 222201), (117, 172823), (147, 137553), (273, 74067), (441, 45851), (637, 31743), (819, 24689), (1911, 10581), (3527, 5733)]