245364498

素因数分解:

$2^1\times 3^3\times {\mathrm{71}}^1\times {\mathrm{63997}}^1$

素因数の和:64079

約数の個数: 32

約数和(自身を含む): 552942720

約数和(自身を除く): 307578222

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 71, 142, 213, 426, 639, 1278, 1917, 3834, 63997, 127994, 191991, 383982, 575973, 1151946, 1727919, 3455838, 4543787, 9087574, 13631361, 27262722, 40894083, 81788166, 122682249, 245364498]

約数ペア:

[(1, 245364498), (2, 122682249), (3, 81788166), (6, 40894083), (9, 27262722), (18, 13631361), (27, 9087574), (54, 4543787), (71, 3455838), (142, 1727919), (213, 1151946), (426, 575973), (639, 383982), (1278, 191991), (1917, 127994), (3834, 63997)]