87891454

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{8059}}^1$

素因数の和:8128

約数の個数: 32

約数和(自身を含む): 162489600

約数和(自身を除く): 74598146

約数列:

[1, 2, 7, 14, 19, 38, 41, 82, 133, 266, 287, 574, 779, 1558, 5453, 8059, 10906, 16118, 56413, 112826, 153121, 306242, 330419, 660838, 1071847, 2143694, 2312933, 4625866, 6277961, 12555922, 43945727, 87891454]

約数ペア:

[(1, 87891454), (2, 43945727), (7, 12555922), (14, 6277961), (19, 4625866), (38, 2312933), (41, 2143694), (82, 1071847), (133, 660838), (266, 330419), (287, 306242), (574, 153121), (779, 112826), (1558, 56413), (5453, 16118), (8059, 10906)]