87805828

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{4219}}^1$

素因数の和:4288

約数の個数: 36

約数和(自身を含む): 172868080

約数和(自身を除く): 85062252

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 121, 172, 242, 473, 484, 946, 1892, 4219, 5203, 8438, 10406, 16876, 20812, 46409, 92818, 181417, 185636, 362834, 510499, 725668, 1020998, 1995587, 2041996, 3991174, 7982348, 21951457, 43902914, 87805828]

約数ペア:

[(1, 87805828), (2, 43902914), (4, 21951457), (11, 7982348), (22, 3991174), (43, 2041996), (44, 1995587), (86, 1020998), (121, 725668), (172, 510499), (242, 362834), (473, 185636), (484, 181417), (946, 92818), (1892, 46409), (4219, 20812), (5203, 16876), (8438, 10406)]