201891998

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1310987}}^1$

素因数の和:1311007

約数の個数: 16

約数和(自身を含む): 377564544

約数和(自身を除く): 175672546

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 1310987, 2621974, 9176909, 14420857, 18353818, 28841714, 100945999, 201891998]

約数ペア:

[(1, 201891998), (2, 100945999), (7, 28841714), (11, 18353818), (14, 14420857), (22, 9176909), (77, 2621974), (154, 1310987)]