2560320003

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{21611}}^1$

素因数の和:21755

約数の個数: 32

約数和(自身を含む): 3809244672

約数和(自身を除く): 1248924669

約数列:

[1, 3, 17, 23, 51, 69, 101, 303, 391, 1173, 1717, 2323, 5151, 6969, 21611, 39491, 64833, 118473, 367387, 497053, 1102161, 1491159, 2182711, 6548133, 8449901, 25349703, 37106087, 50202353, 111318261, 150607059, 853440001, 2560320003]

約数ペア:

[(1, 2560320003), (3, 853440001), (17, 150607059), (23, 111318261), (51, 50202353), (69, 37106087), (101, 25349703), (303, 8449901), (391, 6548133), (1173, 2182711), (1717, 1491159), (2323, 1102161), (5151, 497053), (6969, 367387), (21611, 118473), (39491, 64833)]