81127592

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{111439}}^1$

素因数の和:111465

約数の個数: 32

約数和(自身を含む): 187219200

約数和(自身を除く): 106091608

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 111439, 222878, 445756, 780073, 891512, 1448707, 1560146, 2897414, 3120292, 5794828, 6240584, 10140949, 11589656, 20281898, 40563796, 81127592]

約数ペア:

[(1, 81127592), (2, 40563796), (4, 20281898), (7, 11589656), (8, 10140949), (13, 6240584), (14, 5794828), (26, 3120292), (28, 2897414), (52, 1560146), (56, 1448707), (91, 891512), (104, 780073), (182, 445756), (364, 222878), (728, 111439)]