397395555

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{191}}^1\times {\mathrm{4783}}^1$

素因数の和:5011

約数の個数: 32

約数和(自身を含む): 661340160

約数和(自身を除く): 263944605

約数列:

[1, 3, 5, 15, 29, 87, 145, 191, 435, 573, 955, 2865, 4783, 5539, 14349, 16617, 23915, 27695, 71745, 83085, 138707, 416121, 693535, 913553, 2080605, 2740659, 4567765, 13703295, 26493037, 79479111, 132465185, 397395555]

約数ペア:

[(1, 397395555), (3, 132465185), (5, 79479111), (15, 26493037), (29, 13703295), (87, 4567765), (145, 2740659), (191, 2080605), (435, 913553), (573, 693535), (955, 416121), (2865, 138707), (4783, 83085), (5539, 71745), (14349, 27695), (16617, 23915)]