218219410

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{2657}}^1$

素因数の和:2898

約数の個数: 32

約数和(自身を含む): 404186112

約数和(自身を除く): 185966702

約数列:

[1, 2, 5, 10, 43, 86, 191, 215, 382, 430, 955, 1910, 2657, 5314, 8213, 13285, 16426, 26570, 41065, 82130, 114251, 228502, 507487, 571255, 1014974, 1142510, 2537435, 5074870, 21821941, 43643882, 109109705, 218219410]

約数ペア:

[(1, 218219410), (2, 109109705), (5, 43643882), (10, 21821941), (43, 5074870), (86, 2537435), (191, 1142510), (215, 1014974), (382, 571255), (430, 507487), (955, 228502), (1910, 114251), (2657, 82130), (5314, 41065), (8213, 26570), (13285, 16426)]