28872195

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{751}}^1$

素因数の和:1003

約数の個数: 32

約数和(自身を含む): 50678784

約数和(自身を除く): 21806589

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 233, 699, 751, 1165, 2253, 2563, 3495, 3755, 7689, 8261, 11265, 12815, 24783, 38445, 41305, 123915, 174983, 524949, 874915, 1924813, 2624745, 5774439, 9624065, 28872195]

約数ペア:

[(1, 28872195), (3, 9624065), (5, 5774439), (11, 2624745), (15, 1924813), (33, 874915), (55, 524949), (165, 174983), (233, 123915), (699, 41305), (751, 38445), (1165, 24783), (2253, 12815), (2563, 11265), (3495, 8261), (3755, 7689)]