2017122345

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{487}}^2$

素因数の和:1001

約数の個数: 72

約数和(自身を含む): 4152343104

約数和(自身を除く): 2135220759

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 405, 487, 567, 945, 1215, 1461, 1701, 2435, 2835, 3409, 4383, 7305, 8505, 10227, 13149, 17045, 21915, 30681, 39447, 51135, 65745, 92043, 118341, 153405, 197235, 237169, 276129, 460215, 591705, 711507, 828387, 1185845, 1380645, 1660183, 2134521, 3557535, 4141935, 4980549, 6403563, 8300915, 10672605, 14941647, 19210689, 24902745, 32017815, 44824941, 57632067, 74708235, 96053445, 134474823, 224124705, 288160335, 403424469, 672374115, 2017122345]

約数ペア:

[(1, 2017122345), (3, 672374115), (5, 403424469), (7, 288160335), (9, 224124705), (15, 134474823), (21, 96053445), (27, 74708235), (35, 57632067), (45, 44824941), (63, 32017815), (81, 24902745), (105, 19210689), (135, 14941647), (189, 10672605), (243, 8300915), (315, 6403563), (405, 4980549), (487, 4141935), (567, 3557535), (945, 2134521), (1215, 1660183), (1461, 1380645), (1701, 1185845), (2435, 828387), (2835, 711507), (3409, 591705), (4383, 460215), (7305, 276129), (8505, 237169), (10227, 197235), (13149, 153405), (17045, 118341), (21915, 92043), (30681, 65745), (39447, 51135)]