138691796

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{131}}^1\times {\mathrm{4339}}^1$

素因数の和:4535

約数の個数: 24

約数和(自身を含む): 248629920

約数和(自身を除く): 109938124

約数列:

[1, 2, 4, 61, 122, 131, 244, 262, 524, 4339, 7991, 8678, 15982, 17356, 31964, 264679, 529358, 568409, 1058716, 1136818, 2273636, 34672949, 69345898, 138691796]

約数ペア:

[(1, 138691796), (2, 69345898), (4, 34672949), (61, 2273636), (122, 1136818), (131, 1058716), (244, 568409), (262, 529358), (524, 264679), (4339, 31964), (7991, 17356), (8678, 15982)]