1998466713

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1\times {\mathrm{241}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 2989958400

約数和(自身を除く): 991491687

約数列:

[1, 3, 9, 79, 107, 109, 237, 241, 321, 327, 711, 723, 963, 981, 2169, 8453, 8611, 11663, 19039, 25359, 25787, 25833, 26269, 34989, 57117, 76077, 77361, 77499, 78807, 104967, 171351, 232083, 236421, 921377, 2037173, 2075251, 2764131, 2810783, 6111519, 6225753, 8292393, 8432349, 18334557, 18677259, 25297047, 222051857, 666155571, 1998466713]

約数ペア:

[(1, 1998466713), (3, 666155571), (9, 222051857), (79, 25297047), (107, 18677259), (109, 18334557), (237, 8432349), (241, 8292393), (321, 6225753), (327, 6111519), (711, 2810783), (723, 2764131), (963, 2075251), (981, 2037173), (2169, 921377), (8453, 236421), (8611, 232083), (11663, 171351), (19039, 104967), (25359, 78807), (25787, 77499), (25833, 77361), (26269, 76077), (34989, 57117)]