129921876

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{515563}}^1$

素因数の和:515580

約数の個数: 36

約数和(自身を含む): 375330592

約数和(自身を除く): 245408716

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 515563, 1031126, 1546689, 2062252, 3093378, 3608941, 4640067, 6186756, 7217882, 9280134, 10826823, 14435764, 18560268, 21653646, 32480469, 43307292, 64960938, 129921876]

約数ペア:

[(1, 129921876), (2, 64960938), (3, 43307292), (4, 32480469), (6, 21653646), (7, 18560268), (9, 14435764), (12, 10826823), (14, 9280134), (18, 7217882), (21, 6186756), (28, 4640067), (36, 3608941), (42, 3093378), (63, 2062252), (84, 1546689), (126, 1031126), (252, 515563)]