268453988

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{12899}}^1$

素因数の和:12968

約数の個数: 36

約数和(自身を含む): 528435600

約数和(自身を除く): 259981612

約数列:

[1, 2, 4, 11, 22, 43, 44, 86, 121, 172, 242, 473, 484, 946, 1892, 5203, 10406, 12899, 20812, 25798, 51596, 141889, 283778, 554657, 567556, 1109314, 1560779, 2218628, 3121558, 6101227, 6243116, 12202454, 24404908, 67113497, 134226994, 268453988]

約数ペア:

[(1, 268453988), (2, 134226994), (4, 67113497), (11, 24404908), (22, 12202454), (43, 6243116), (44, 6101227), (86, 3121558), (121, 2218628), (172, 1560779), (242, 1109314), (473, 567556), (484, 554657), (946, 283778), (1892, 141889), (5203, 51596), (10406, 25798), (12899, 20812)]