210320913

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{281}}^1\times {\mathrm{613}}^1$

素因数の和:945

約数の個数: 32

約数和(自身を含む): 315821952

約数和(自身を除く): 105501039

約数列:

[1, 3, 11, 33, 37, 111, 281, 407, 613, 843, 1221, 1839, 3091, 6743, 9273, 10397, 20229, 22681, 31191, 68043, 114367, 172253, 249491, 343101, 516759, 748473, 1894783, 5684349, 6373361, 19120083, 70106971, 210320913]

約数ペア:

[(1, 210320913), (3, 70106971), (11, 19120083), (33, 6373361), (37, 5684349), (111, 1894783), (281, 748473), (407, 516759), (613, 343101), (843, 249491), (1221, 172253), (1839, 114367), (3091, 68043), (6743, 31191), (9273, 22681), (10397, 20229)]