138881015

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{577}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 214794048

約数和(自身を除く): 75913033

約数列:

[1, 5, 7, 13, 23, 35, 65, 91, 115, 161, 299, 455, 529, 577, 805, 1495, 2093, 2645, 2885, 3703, 4039, 6877, 7501, 10465, 13271, 18515, 20195, 34385, 37505, 48139, 52507, 66355, 92897, 172523, 240695, 262535, 305233, 464485, 862615, 1207661, 1526165, 2136631, 3968029, 6038305, 10683155, 19840145, 27776203, 138881015]

約数ペア:

[(1, 138881015), (5, 27776203), (7, 19840145), (13, 10683155), (23, 6038305), (35, 3968029), (65, 2136631), (91, 1526165), (115, 1207661), (161, 862615), (299, 464485), (455, 305233), (529, 262535), (577, 240695), (805, 172523), (1495, 92897), (2093, 66355), (2645, 52507), (2885, 48139), (3703, 37505), (4039, 34385), (6877, 20195), (7501, 18515), (10465, 13271)]