90781886

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1447}}^1$

素因数の和:1608

約数の個数: 32

約数和(自身を含む): 155688960

約数和(自身を除く): 64907074

約数列:

[1, 2, 13, 19, 26, 38, 127, 247, 254, 494, 1447, 1651, 2413, 2894, 3302, 4826, 18811, 27493, 31369, 37622, 54986, 62738, 183769, 357409, 367538, 714818, 2388997, 3491611, 4777994, 6983222, 45390943, 90781886]

約数ペア:

[(1, 90781886), (2, 45390943), (13, 6983222), (19, 4777994), (26, 3491611), (38, 2388997), (127, 714818), (247, 367538), (254, 357409), (494, 183769), (1447, 62738), (1651, 54986), (2413, 37622), (2894, 31369), (3302, 27493), (4826, 18811)]