81561592

素因数分解:

$2^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{12889}}^1$

素因数の和:13015

約数の個数: 32

約数和(自身を含む): 176335200

約数和(自身を除く): 94773608

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 113, 226, 452, 791, 904, 1582, 3164, 6328, 12889, 25778, 51556, 90223, 103112, 180446, 360892, 721784, 1456457, 2912914, 5825828, 10195199, 11651656, 20390398, 40780796, 81561592]

約数ペア:

[(1, 81561592), (2, 40780796), (4, 20390398), (7, 11651656), (8, 10195199), (14, 5825828), (28, 2912914), (56, 1456457), (113, 721784), (226, 360892), (452, 180446), (791, 103112), (904, 90223), (1582, 51556), (3164, 25778), (6328, 12889)]