81241302

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{331}}^1\times {\mathrm{2153}}^1$

素因数の和:2508

約数の個数: 32

約数和(自身を含む): 171630720

約数和(自身を除く): 90389418

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 331, 662, 993, 1986, 2153, 4306, 6289, 6459, 12578, 12918, 18867, 37734, 40907, 81814, 122721, 245442, 712643, 1425286, 2137929, 4275858, 13540217, 27080434, 40620651, 81241302]

約数ペア:

[(1, 81241302), (2, 40620651), (3, 27080434), (6, 13540217), (19, 4275858), (38, 2137929), (57, 1425286), (114, 712643), (331, 245442), (662, 122721), (993, 81814), (1986, 40907), (2153, 37734), (4306, 18867), (6289, 12918), (6459, 12578)]