839968407

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{383}}^1\times {\mathrm{1889}}^1$

素因数の和:2324

約数の個数: 32

約数和(自身を含む): 1277337600

約数和(自身を除く): 437369193

約数列:

[1, 3, 9, 27, 43, 129, 383, 387, 1149, 1161, 1889, 3447, 5667, 10341, 16469, 17001, 49407, 51003, 81227, 148221, 243681, 444663, 723487, 731043, 2170461, 2193129, 6511383, 19534149, 31109941, 93329823, 279989469, 839968407]

約数ペア:

[(1, 839968407), (3, 279989469), (9, 93329823), (27, 31109941), (43, 19534149), (129, 6511383), (383, 2193129), (387, 2170461), (1149, 731043), (1161, 723487), (1889, 444663), (3447, 243681), (5667, 148221), (10341, 81227), (16469, 51003), (17001, 49407)]