388566963

素因数分解:

$3^5\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{907}}^1$

素因数の和:1006

約数の個数: 48

約数和(自身を含む): 610786176

約数和(自身を除く): 222219213

約数列:

[1, 3, 9, 27, 41, 43, 81, 123, 129, 243, 369, 387, 907, 1107, 1161, 1763, 2721, 3321, 3483, 5289, 8163, 9963, 10449, 15867, 24489, 37187, 39001, 47601, 73467, 111561, 117003, 142803, 220401, 334683, 351009, 428409, 1004049, 1053027, 1599041, 3012147, 3159081, 4797123, 9036441, 9477243, 14391369, 43174107, 129522321, 388566963]

約数ペア:

[(1, 388566963), (3, 129522321), (9, 43174107), (27, 14391369), (41, 9477243), (43, 9036441), (81, 4797123), (123, 3159081), (129, 3012147), (243, 1599041), (369, 1053027), (387, 1004049), (907, 428409), (1107, 351009), (1161, 334683), (1763, 220401), (2721, 142803), (3321, 117003), (3483, 111561), (5289, 73467), (8163, 47601), (9963, 39001), (10449, 37187), (15867, 24489)]