129883912

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{523}}^1\times {\mathrm{839}}^1$

素因数の和:1405

約数の個数: 32

約数和(自身を含む): 250891200

約数和(自身を除く): 121007288

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 523, 839, 1046, 1678, 2092, 3356, 4184, 6712, 19351, 31043, 38702, 62086, 77404, 124172, 154808, 248344, 438797, 877594, 1755188, 3510376, 16235489, 32470978, 64941956, 129883912]

約数ペア:

[(1, 129883912), (2, 64941956), (4, 32470978), (8, 16235489), (37, 3510376), (74, 1755188), (148, 877594), (296, 438797), (523, 248344), (839, 154808), (1046, 124172), (1678, 77404), (2092, 62086), (3356, 38702), (4184, 31043), (6712, 19351)]