31184847

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{1321}}^1$

素因数の和:1431

約数の個数: 24

約数和(自身を含む): 46883408

約数和(自身を除く): 15698561

約数列:

[1, 3, 9, 43, 61, 129, 183, 387, 549, 1321, 2623, 3963, 7869, 11889, 23607, 56803, 80581, 170409, 241743, 511227, 725229, 3464983, 10394949, 31184847]

約数ペア:

[(1, 31184847), (3, 10394949), (9, 3464983), (43, 725229), (61, 511227), (129, 241743), (183, 170409), (387, 80581), (549, 56803), (1321, 23607), (2623, 11889), (3963, 7869)]