643126

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:108

約数の個数: 32

約数和(自身を含む): 1161216

約数和(自身を除く): 518090

約数列:

[1, 2, 11, 22, 23, 31, 41, 46, 62, 82, 253, 341, 451, 506, 682, 713, 902, 943, 1271, 1426, 1886, 2542, 7843, 10373, 13981, 15686, 20746, 27962, 29233, 58466, 321563, 643126]

約数ペア:

[(1, 643126), (2, 321563), (11, 58466), (22, 29233), (23, 27962), (31, 20746), (41, 15686), (46, 13981), (62, 10373), (82, 7843), (253, 2542), (341, 1886), (451, 1426), (506, 1271), (682, 943), (713, 902)]