818443406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{113}}^1\times {\mathrm{401}}^1\times {\mathrm{821}}^1$

素因数の和:1348

約数の個数: 32

約数和(自身を含む): 1356142176

約数和(自身を除く): 537698770

約数列:

[1, 2, 11, 22, 113, 226, 401, 802, 821, 1243, 1642, 2486, 4411, 8822, 9031, 18062, 45313, 90626, 92773, 185546, 329221, 498443, 658442, 996886, 1020503, 2041006, 3621431, 7242862, 37201973, 74403946, 409221703, 818443406]

約数ペア:

[(1, 818443406), (2, 409221703), (11, 74403946), (22, 37201973), (113, 7242862), (226, 3621431), (401, 2041006), (802, 1020503), (821, 996886), (1243, 658442), (1642, 498443), (2486, 329221), (4411, 185546), (8822, 92773), (9031, 90626), (18062, 45313)]