81736413

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{223}}^1\times {\mathrm{383}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 123863040

約数和(自身を除く): 42126627

約数列:

[1, 3, 11, 29, 33, 87, 223, 319, 383, 669, 957, 1149, 2453, 4213, 6467, 7359, 11107, 12639, 19401, 33321, 71137, 85409, 122177, 213411, 256227, 366531, 939499, 2476861, 2818497, 7430583, 27245471, 81736413]

約数ペア:

[(1, 81736413), (3, 27245471), (11, 7430583), (29, 2818497), (33, 2476861), (87, 939499), (223, 366531), (319, 256227), (383, 213411), (669, 122177), (957, 85409), (1149, 71137), (2453, 33321), (4213, 19401), (6467, 12639), (7359, 11107)]