1868589

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1$

素因数の和:111

約数の個数: 40

約数和(自身を含む): 3136320

約数和(自身を除く): 1267731

約数列:

[1, 3, 9, 17, 23, 27, 51, 59, 69, 81, 153, 177, 207, 391, 459, 531, 621, 1003, 1173, 1357, 1377, 1593, 1863, 3009, 3519, 4071, 4779, 9027, 10557, 12213, 23069, 27081, 31671, 36639, 69207, 81243, 109917, 207621, 622863, 1868589]

約数ペア:

[(1, 1868589), (3, 622863), (9, 207621), (17, 109917), (23, 81243), (27, 69207), (51, 36639), (59, 31671), (69, 27081), (81, 23069), (153, 12213), (177, 10557), (207, 9027), (391, 4779), (459, 4071), (531, 3519), (621, 3009), (1003, 1863), (1173, 1593), (1357, 1377)]