28778887196

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{911}}^1\times {\mathrm{129469}}^1$

素因数の和:130445

約数の個数: 24

約数和(自身を含む): 51245261760

約数和(自身を除く): 22466374564

約数列:

[1, 2, 4, 61, 122, 244, 911, 1822, 3644, 55571, 111142, 129469, 222284, 258938, 517876, 7897609, 15795218, 31590436, 117946259, 235892518, 471785036, 7194721799, 14389443598, 28778887196]

約数ペア:

[(1, 28778887196), (2, 14389443598), (4, 7194721799), (61, 471785036), (122, 235892518), (244, 117946259), (911, 31590436), (1822, 15795218), (3644, 7897609), (55571, 517876), (111142, 258938), (129469, 222284)]