168263811

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{257}}^1$

素因数の和:465

約数の個数: 40

約数和(自身を含む): 258485040

約数和(自身を除く): 90221229

約数列:

[1, 3, 9, 27, 59, 81, 137, 177, 257, 411, 531, 771, 1233, 1593, 2313, 3699, 4779, 6939, 8083, 11097, 15163, 20817, 24249, 35209, 45489, 72747, 105627, 136467, 218241, 316881, 409401, 654723, 950643, 1228203, 2077331, 2851929, 6231993, 18695979, 56087937, 168263811]

約数ペア:

[(1, 168263811), (3, 56087937), (9, 18695979), (27, 6231993), (59, 2851929), (81, 2077331), (137, 1228203), (177, 950643), (257, 654723), (411, 409401), (531, 316881), (771, 218241), (1233, 136467), (1593, 105627), (2313, 72747), (3699, 45489), (4779, 35209), (6939, 24249), (8083, 20817), (11097, 15163)]