28899465

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 55641600

約数和(自身を除く): 26742135

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 49, 105, 123, 137, 147, 205, 245, 287, 343, 411, 615, 685, 735, 861, 959, 1029, 1435, 1715, 2009, 2055, 2877, 4305, 4795, 5145, 5617, 6027, 6713, 10045, 14063, 14385, 16851, 20139, 28085, 30135, 33565, 39319, 42189, 46991, 70315, 84255, 100695, 117957, 140973, 196595, 210945, 234955, 275233, 589785, 704865, 825699, 1376165, 1926631, 4128495, 5779893, 9633155, 28899465]

約数ペア:

[(1, 28899465), (3, 9633155), (5, 5779893), (7, 4128495), (15, 1926631), (21, 1376165), (35, 825699), (41, 704865), (49, 589785), (105, 275233), (123, 234955), (137, 210945), (147, 196595), (205, 140973), (245, 117957), (287, 100695), (343, 84255), (411, 70315), (615, 46991), (685, 42189), (735, 39319), (861, 33565), (959, 30135), (1029, 28085), (1435, 20139), (1715, 16851), (2009, 14385), (2055, 14063), (2877, 10045), (4305, 6713), (4795, 6027), (5145, 5617)]