9897921

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:238

約数の個数: 36

約数和(自身を含む): 16079700

約数和(自身を除く): 6181779

約数列:

[1, 3, 9, 11, 33, 61, 99, 121, 149, 183, 363, 447, 549, 671, 1089, 1341, 1639, 2013, 4917, 6039, 7381, 9089, 14751, 18029, 22143, 27267, 54087, 66429, 81801, 99979, 162261, 299937, 899811, 1099769, 3299307, 9897921]

約数ペア:

[(1, 9897921), (3, 3299307), (9, 1099769), (11, 899811), (33, 299937), (61, 162261), (99, 99979), (121, 81801), (149, 66429), (183, 54087), (363, 27267), (447, 22143), (549, 18029), (671, 14751), (1089, 9089), (1341, 7381), (1639, 6039), (2013, 4917)]