286982213

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{30391}}^1$

素因数の和:30488

約数の個数: 16

約数和(自身を含む): 350115840

約数和(自身を除く): 63133627

約数列:

[1, 7, 19, 71, 133, 497, 1349, 9443, 30391, 212737, 577429, 2157761, 4042003, 15104327, 40997459, 286982213]

約数ペア:

[(1, 286982213), (7, 40997459), (19, 15104327), (71, 4042003), (133, 2157761), (497, 577429), (1349, 212737), (9443, 30391)]