61139804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{19571}}^1$

素因数の和:19657

約数の個数: 24

約数和(自身を含む): 118371456

約数和(自身を除く): 57231652

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 19571, 39142, 78284, 215281, 430562, 861124, 1389541, 2779082, 5558164, 15284951, 30569902, 61139804]

約数ペア:

[(1, 61139804), (2, 30569902), (4, 15284951), (11, 5558164), (22, 2779082), (44, 1389541), (71, 861124), (142, 430562), (284, 215281), (781, 78284), (1562, 39142), (3124, 19571)]