2017906345

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{49831}}^1$

素因数の和:49945

約数の個数: 32

約数和(自身を含む): 3013839360

約数和(自身を除く): 995933015

約数列:

[1, 5, 7, 13, 35, 65, 89, 91, 445, 455, 623, 1157, 3115, 5785, 8099, 40495, 49831, 249155, 348817, 647803, 1744085, 3239015, 4434959, 4534621, 22174795, 22673105, 31044713, 57654467, 155223565, 288272335, 403581269, 2017906345]

約数ペア:

[(1, 2017906345), (5, 403581269), (7, 288272335), (13, 155223565), (35, 57654467), (65, 31044713), (89, 22673105), (91, 22174795), (445, 4534621), (455, 4434959), (623, 3239015), (1157, 1744085), (3115, 647803), (5785, 348817), (8099, 249155), (40495, 49831)]