218940462

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{311881}}^1$

素因数の和:311905

約数の個数: 32

約数和(自身を含む): 523961760

約数和(自身を除く): 305021298

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 311881, 623762, 935643, 1871286, 2806929, 4054453, 5613858, 8108906, 8420787, 12163359, 16841574, 24326718, 36490077, 72980154, 109470231, 218940462]

約数ペア:

[(1, 218940462), (2, 109470231), (3, 72980154), (6, 36490077), (9, 24326718), (13, 16841574), (18, 12163359), (26, 8420787), (27, 8108906), (39, 5613858), (54, 4054453), (78, 2806929), (117, 1871286), (234, 935643), (351, 623762), (702, 311881)]