123727208

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{12899}}^1$

素因数の和:13025

約数の個数: 32

約数和(自身を含む): 255420000

約数和(自身を除く): 131692792

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 109, 218, 436, 872, 1199, 2398, 4796, 9592, 12899, 25798, 51596, 103192, 141889, 283778, 567556, 1135112, 1405991, 2811982, 5623964, 11247928, 15465901, 30931802, 61863604, 123727208]

約数ペア:

[(1, 123727208), (2, 61863604), (4, 30931802), (8, 15465901), (11, 11247928), (22, 5623964), (44, 2811982), (88, 1405991), (109, 1135112), (218, 567556), (436, 283778), (872, 141889), (1199, 103192), (2398, 51596), (4796, 25798), (9592, 12899)]