128840894

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4397}}^1$

素因数の和:4449

約数の個数: 48

約数和(自身を含む): 252691488

約数和(自身を除く): 123850594

約数列:

[1, 2, 7, 13, 14, 23, 26, 46, 49, 91, 98, 161, 182, 299, 322, 598, 637, 1127, 1274, 2093, 2254, 4186, 4397, 8794, 14651, 29302, 30779, 57161, 61558, 101131, 114322, 202262, 215453, 400127, 430906, 707917, 800254, 1314703, 1415834, 2629406, 2800889, 4955419, 5601778, 9202921, 9910838, 18405842, 64420447, 128840894]

約数ペア:

[(1, 128840894), (2, 64420447), (7, 18405842), (13, 9910838), (14, 9202921), (23, 5601778), (26, 4955419), (46, 2800889), (49, 2629406), (91, 1415834), (98, 1314703), (161, 800254), (182, 707917), (299, 430906), (322, 400127), (598, 215453), (637, 202262), (1127, 114322), (1274, 101131), (2093, 61558), (2254, 57161), (4186, 30779), (4397, 29302), (8794, 14651)]