742491308

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{90947}}^1$

素因数の和:91121

約数の個数: 24

約数和(自身を含む): 1408238832

約数和(自身を除く): 665747524

約数列:

[1, 2, 4, 13, 26, 52, 157, 314, 628, 2041, 4082, 8164, 90947, 181894, 363788, 1182311, 2364622, 4729244, 14278679, 28557358, 57114716, 185622827, 371245654, 742491308]

約数ペア:

[(1, 742491308), (2, 371245654), (4, 185622827), (13, 57114716), (26, 28557358), (52, 14278679), (157, 4729244), (314, 2364622), (628, 1182311), (2041, 363788), (4082, 181894), (8164, 90947)]