188331399

素因数分解:

$3^4\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:461

約数の個数: 40

約数和(自身を含む): 288454320

約数和(自身を除く): 100122921

約数列:

[1, 3, 9, 27, 81, 83, 109, 249, 257, 327, 747, 771, 981, 2241, 2313, 2943, 6723, 6939, 8829, 9047, 20817, 21331, 27141, 28013, 63993, 81423, 84039, 191979, 244269, 252117, 575937, 732807, 756351, 1727811, 2269053, 2325079, 6975237, 20925711, 62777133, 188331399]

約数ペア:

[(1, 188331399), (3, 62777133), (9, 20925711), (27, 6975237), (81, 2325079), (83, 2269053), (109, 1727811), (249, 756351), (257, 732807), (327, 575937), (747, 252117), (771, 244269), (981, 191979), (2241, 84039), (2313, 81423), (2943, 63993), (6723, 28013), (6939, 27141), (8829, 21331), (9047, 20817)]