668320798

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{173}}^1\times {\mathrm{613}}^1$

素因数の和:948

約数の個数: 32

約数和(自身を含む): 1061522496

約数和(自身を除く): 393201698

約数列:

[1, 2, 23, 46, 137, 173, 274, 346, 613, 1226, 3151, 3979, 6302, 7958, 14099, 23701, 28198, 47402, 83981, 106049, 167962, 212098, 545123, 1090246, 1931563, 2439127, 3863126, 4878254, 14528713, 29057426, 334160399, 668320798]

約数ペア:

[(1, 668320798), (2, 334160399), (23, 29057426), (46, 14528713), (137, 4878254), (173, 3863126), (274, 2439127), (346, 1931563), (613, 1090246), (1226, 545123), (3151, 212098), (3979, 167962), (6302, 106049), (7958, 83981), (14099, 47402), (23701, 28198)]