211318910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{8389}}^1$

素因数の和:8636

約数の個数: 32

約数和(自身を含む): 416815200

約数和(自身を除く): 205496290

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 229, 458, 1145, 2290, 2519, 5038, 8389, 12595, 16778, 25190, 41945, 83890, 92279, 184558, 461395, 922790, 1921081, 3842162, 9605405, 19210810, 21131891, 42263782, 105659455, 211318910]

約数ペア:

[(1, 211318910), (2, 105659455), (5, 42263782), (10, 21131891), (11, 19210810), (22, 9605405), (55, 3842162), (110, 1921081), (229, 922790), (458, 461395), (1145, 184558), (2290, 92279), (2519, 83890), (5038, 41945), (8389, 25190), (12595, 16778)]