81349996

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{4561}}^1$

素因数の和:4599

約数の個数: 48

約数和(自身を含む): 178830400

約数和(自身を除く): 97480404

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 343, 364, 637, 686, 1274, 1372, 2548, 4459, 4561, 8918, 9122, 17836, 18244, 31927, 59293, 63854, 118586, 127708, 223489, 237172, 415051, 446978, 830102, 893956, 1564423, 1660204, 2905357, 3128846, 5810714, 6257692, 11621428, 20337499, 40674998, 81349996]

約数ペア:

[(1, 81349996), (2, 40674998), (4, 20337499), (7, 11621428), (13, 6257692), (14, 5810714), (26, 3128846), (28, 2905357), (49, 1660204), (52, 1564423), (91, 893956), (98, 830102), (182, 446978), (196, 415051), (343, 237172), (364, 223489), (637, 127708), (686, 118586), (1274, 63854), (1372, 59293), (2548, 31927), (4459, 18244), (4561, 17836), (8918, 9122)]