2038155

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:128

約数の個数: 48

約数和(自身を含む): 3939840

約数和(自身を除く): 1901685

約数列:

[1, 3, 5, 7, 15, 21, 35, 47, 49, 59, 105, 141, 147, 177, 235, 245, 295, 329, 413, 705, 735, 885, 987, 1239, 1645, 2065, 2303, 2773, 2891, 4935, 6195, 6909, 8319, 8673, 11515, 13865, 14455, 19411, 34545, 41595, 43365, 58233, 97055, 135877, 291165, 407631, 679385, 2038155]

約数ペア:

[(1, 2038155), (3, 679385), (5, 407631), (7, 291165), (15, 135877), (21, 97055), (35, 58233), (47, 43365), (49, 41595), (59, 34545), (105, 19411), (141, 14455), (147, 13865), (177, 11515), (235, 8673), (245, 8319), (295, 6909), (329, 6195), (413, 4935), (705, 2891), (735, 2773), (885, 2303), (987, 2065), (1239, 1645)]