2581566

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1439}}^1$

素因数の和:1480

約数の個数: 32

約数和(自身を含む): 5806080

約数和(自身を除く): 3224514

約数列:

[1, 2, 3, 6, 13, 23, 26, 39, 46, 69, 78, 138, 299, 598, 897, 1439, 1794, 2878, 4317, 8634, 18707, 33097, 37414, 56121, 66194, 99291, 112242, 198582, 430261, 860522, 1290783, 2581566]

約数ペア:

[(1, 2581566), (2, 1290783), (3, 860522), (6, 430261), (13, 198582), (23, 112242), (26, 99291), (39, 66194), (46, 56121), (69, 37414), (78, 33097), (138, 18707), (299, 8634), (598, 4317), (897, 2878), (1439, 1794)]