217994994

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1730119}}^1$

素因数の和:1730134

約数の個数: 24

約数和(自身を含む): 539797440

約数和(自身を除く): 321802446

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1730119, 3460238, 5190357, 10380714, 12110833, 15571071, 24221666, 31142142, 36332499, 72664998, 108997497, 217994994]

約数ペア:

[(1, 217994994), (2, 108997497), (3, 72664998), (6, 36332499), (7, 31142142), (9, 24221666), (14, 15571071), (18, 12110833), (21, 10380714), (42, 5190357), (63, 3460238), (126, 1730119)]