87939879

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 126282240

約数和(自身を除く): 38342361

約数列:

[1, 3, 23, 53, 69, 139, 159, 173, 417, 519, 1219, 3197, 3657, 3979, 7367, 9169, 9591, 11937, 22101, 24047, 27507, 72141, 169441, 210887, 508323, 553081, 632661, 1274491, 1659243, 3823473, 29313293, 87939879]

約数ペア:

[(1, 87939879), (3, 29313293), (23, 3823473), (53, 1659243), (69, 1274491), (139, 632661), (159, 553081), (173, 508323), (417, 210887), (519, 169441), (1219, 72141), (3197, 27507), (3657, 24047), (3979, 22101), (7367, 11937), (9169, 9591)]