177390927

素因数分解:

$3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{17489}}^1$

素因数の和:17532

約数の個数: 36

約数和(自身を含む): 311042160

約数和(自身を除く): 133651233

約数列:

[1, 3, 7, 9, 21, 23, 49, 63, 69, 147, 161, 207, 441, 483, 1127, 1449, 3381, 10143, 17489, 52467, 122423, 157401, 367269, 402247, 856961, 1101807, 1206741, 2570883, 2815729, 3620223, 7712649, 8447187, 19710103, 25341561, 59130309, 177390927]

約数ペア:

[(1, 177390927), (3, 59130309), (7, 25341561), (9, 19710103), (21, 8447187), (23, 7712649), (49, 3620223), (63, 2815729), (69, 2570883), (147, 1206741), (161, 1101807), (207, 856961), (441, 402247), (483, 367269), (1127, 157401), (1449, 122423), (3381, 52467), (10143, 17489)]