81126941

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{677}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 105442560

約数和(自身を除く): 24315619

約数列:

[1, 7, 17, 19, 53, 119, 133, 323, 371, 677, 901, 1007, 2261, 4739, 6307, 7049, 11509, 12863, 17119, 35881, 80563, 90041, 119833, 218671, 251167, 609977, 681739, 1530697, 4269839, 4772173, 11589563, 81126941]

約数ペア:

[(1, 81126941), (7, 11589563), (17, 4772173), (19, 4269839), (53, 1530697), (119, 681739), (133, 609977), (323, 251167), (371, 218671), (677, 119833), (901, 90041), (1007, 80563), (2261, 35881), (4739, 17119), (6307, 12863), (7049, 11509)]