261924806

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{6991}}^1$

素因数の和:7148

約数の個数: 32

約数和(自身を含む): 465163776

約数和(自身を除く): 203238970

約数列:

[1, 2, 11, 13, 22, 26, 131, 143, 262, 286, 1441, 1703, 2882, 3406, 6991, 13982, 18733, 37466, 76901, 90883, 153802, 181766, 915821, 999713, 1831642, 1999426, 10074031, 11905673, 20148062, 23811346, 130962403, 261924806]

約数ペア:

[(1, 261924806), (2, 130962403), (11, 23811346), (13, 20148062), (22, 11905673), (26, 10074031), (131, 1999426), (143, 1831642), (262, 999713), (286, 915821), (1441, 181766), (1703, 153802), (2882, 90883), (3406, 76901), (6991, 37466), (13982, 18733)]