222735568

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{761}}^1\times {\mathrm{1663}}^1$

素因数の和:2443

約数の個数: 40

約数和(自身を含む): 471684096

約数和(自身を除く): 248948528

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 761, 1522, 1663, 3044, 3326, 6088, 6652, 8371, 12176, 13304, 16742, 18293, 26608, 33484, 36586, 66968, 73172, 133936, 146344, 292688, 1265543, 2531086, 5062172, 10124344, 13920973, 20248688, 27841946, 55683892, 111367784, 222735568]

約数ペア:

[(1, 222735568), (2, 111367784), (4, 55683892), (8, 27841946), (11, 20248688), (16, 13920973), (22, 10124344), (44, 5062172), (88, 2531086), (176, 1265543), (761, 292688), (1522, 146344), (1663, 133936), (3044, 73172), (3326, 66968), (6088, 36586), (6652, 33484), (8371, 26608), (12176, 18293), (13304, 16742)]