61919739

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 105431040

約数和(自身を除く): 43511301

約数列:

[1, 3, 7, 9, 21, 63, 71, 109, 127, 213, 327, 381, 497, 639, 763, 889, 981, 1143, 1491, 2289, 2667, 4473, 6867, 7739, 8001, 9017, 13843, 23217, 27051, 41529, 54173, 63119, 69651, 81153, 96901, 124587, 162519, 189357, 290703, 487557, 568071, 872109, 982853, 2948559, 6879971, 8845677, 20639913, 61919739]

約数ペア:

[(1, 61919739), (3, 20639913), (7, 8845677), (9, 6879971), (21, 2948559), (63, 982853), (71, 872109), (109, 568071), (127, 487557), (213, 290703), (327, 189357), (381, 162519), (497, 124587), (639, 96901), (763, 81153), (889, 69651), (981, 63119), (1143, 54173), (1491, 41529), (2289, 27051), (2667, 23217), (4473, 13843), (6867, 9017), (7739, 8001)]