207634428

素因数分解:

$2^2\times 3^4\times {\mathrm{640847}}^1$

素因数の和:640863

約数の個数: 30

約数和(自身を含む): 542798256

約数和(自身を除く): 335163828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 640847, 1281694, 1922541, 2563388, 3845082, 5767623, 7690164, 11535246, 17302869, 23070492, 34605738, 51908607, 69211476, 103817214, 207634428]

約数ペア:

[(1, 207634428), (2, 103817214), (3, 69211476), (4, 51908607), (6, 34605738), (9, 23070492), (12, 17302869), (18, 11535246), (27, 7690164), (36, 5767623), (54, 3845082), (81, 2563388), (108, 1922541), (162, 1281694), (324, 640847)]