81694242

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{503}}^1\times {\mathrm{1289}}^1$

素因数の和:1807

約数の個数: 48

約数和(自身を含む): 202849920

約数和(自身を除く): 121155678

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 503, 1006, 1289, 1509, 2578, 3018, 3521, 3867, 4527, 7042, 7734, 9023, 9054, 10563, 11601, 18046, 21126, 23202, 27069, 31689, 54138, 63378, 81207, 162414, 648367, 1296734, 1945101, 3890202, 4538569, 5835303, 9077138, 11670606, 13615707, 27231414, 40847121, 81694242]

約数ペア:

[(1, 81694242), (2, 40847121), (3, 27231414), (6, 13615707), (7, 11670606), (9, 9077138), (14, 5835303), (18, 4538569), (21, 3890202), (42, 1945101), (63, 1296734), (126, 648367), (503, 162414), (1006, 81207), (1289, 63378), (1509, 54138), (2578, 31689), (3018, 27069), (3521, 23202), (3867, 21126), (4527, 18046), (7042, 11601), (7734, 10563), (9023, 9054)]