211751172

素因数分解:

$2^2\times 3^6\times {\mathrm{72617}}^1$

素因数の和:72639

約数の個数: 42

約数和(自身を含む): 555600318

約数和(自身を除く): 343849146

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 72617, 145234, 217851, 290468, 435702, 653553, 871404, 1307106, 1960659, 2614212, 3921318, 5881977, 7842636, 11763954, 17645931, 23527908, 35291862, 52937793, 70583724, 105875586, 211751172]

約数ペア:

[(1, 211751172), (2, 105875586), (3, 70583724), (4, 52937793), (6, 35291862), (9, 23527908), (12, 17645931), (18, 11763954), (27, 7842636), (36, 5881977), (54, 3921318), (81, 2614212), (108, 1960659), (162, 1307106), (243, 871404), (324, 653553), (486, 435702), (729, 290468), (972, 217851), (1458, 145234), (2916, 72617)]