171991728

素因数分解:

$2^4\times 3^3\times {\mathrm{398129}}^1$

素因数の和:398146

約数の個数: 40

約数和(自身を含む): 493681200

約数和(自身を除く): 321689472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 398129, 796258, 1194387, 1592516, 2388774, 3185032, 3583161, 4777548, 6370064, 7166322, 9555096, 10749483, 14332644, 19110192, 21498966, 28665288, 42997932, 57330576, 85995864, 171991728]

約数ペア:

[(1, 171991728), (2, 85995864), (3, 57330576), (4, 42997932), (6, 28665288), (8, 21498966), (9, 19110192), (12, 14332644), (16, 10749483), (18, 9555096), (24, 7166322), (27, 6370064), (36, 4777548), (48, 3583161), (54, 3185032), (72, 2388774), (108, 1592516), (144, 1194387), (216, 796258), (432, 398129)]