289173864

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1721273}}^1$

素因数の和:1721289

約数の個数: 32

約数和(自身を含む): 826211520

約数和(自身を除く): 537037656

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1721273, 3442546, 5163819, 6885092, 10327638, 12048911, 13770184, 20655276, 24097822, 36146733, 41310552, 48195644, 72293466, 96391288, 144586932, 289173864]

約数ペア:

[(1, 289173864), (2, 144586932), (3, 96391288), (4, 72293466), (6, 48195644), (7, 41310552), (8, 36146733), (12, 24097822), (14, 20655276), (21, 13770184), (24, 12048911), (28, 10327638), (42, 6885092), (56, 5163819), (84, 3442546), (168, 1721273)]