2178165003

素因数分解:

$3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{449}}^1\times {\mathrm{541}}^1$

素因数の和:1068

約数の個数: 48

約数和(自身を含む): 3447770400

約数和(自身を除く): 1269605397

約数列:

[1, 3, 7, 21, 49, 61, 147, 183, 427, 449, 541, 1281, 1347, 1623, 2989, 3143, 3787, 8967, 9429, 11361, 22001, 26509, 27389, 33001, 66003, 79527, 82167, 99003, 191723, 231007, 242909, 575169, 693021, 728727, 1342061, 1617049, 1700363, 4026183, 4851147, 5101089, 11902541, 14817449, 35707623, 44452347, 103722143, 311166429, 726055001, 2178165003]

約数ペア:

[(1, 2178165003), (3, 726055001), (7, 311166429), (21, 103722143), (49, 44452347), (61, 35707623), (147, 14817449), (183, 11902541), (427, 5101089), (449, 4851147), (541, 4026183), (1281, 1700363), (1347, 1617049), (1623, 1342061), (2989, 728727), (3143, 693021), (3787, 575169), (8967, 242909), (9429, 231007), (11361, 191723), (22001, 99003), (26509, 82167), (27389, 79527), (33001, 66003)]