86778356

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^2\times {\mathrm{61}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 188071296

約数和(自身を除く): 101292940

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 47, 61, 92, 94, 122, 161, 188, 244, 322, 329, 427, 644, 658, 854, 1081, 1316, 1403, 1708, 2162, 2209, 2806, 2867, 4324, 4418, 5612, 5734, 7567, 8836, 9821, 11468, 15134, 15463, 19642, 20069, 30268, 30926, 39284, 40138, 50807, 61852, 65941, 80276, 101614, 131882, 134749, 203228, 263764, 269498, 355649, 461587, 538996, 711298, 923174, 943243, 1422596, 1846348, 1886486, 3099227, 3772972, 6198454, 12396908, 21694589, 43389178, 86778356]

約数ペア:

[(1, 86778356), (2, 43389178), (4, 21694589), (7, 12396908), (14, 6198454), (23, 3772972), (28, 3099227), (46, 1886486), (47, 1846348), (61, 1422596), (92, 943243), (94, 923174), (122, 711298), (161, 538996), (188, 461587), (244, 355649), (322, 269498), (329, 263764), (427, 203228), (644, 134749), (658, 131882), (854, 101614), (1081, 80276), (1316, 65941), (1403, 61852), (1708, 50807), (2162, 40138), (2209, 39284), (2806, 30926), (2867, 30268), (4324, 20069), (4418, 19642), (5612, 15463), (5734, 15134), (7567, 11468), (8836, 9821)]