81563202

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{647327}}^1$

素因数の和:647342

約数の個数: 24

約数和(自身を含む): 201966336

約数和(自身を除く): 120403134

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 647327, 1294654, 1941981, 3883962, 4531289, 5825943, 9062578, 11651886, 13593867, 27187734, 40781601, 81563202]

約数ペア:

[(1, 81563202), (2, 40781601), (3, 27187734), (6, 13593867), (7, 11651886), (9, 9062578), (14, 5825943), (18, 4531289), (21, 3883962), (42, 1941981), (63, 1294654), (126, 647327)]