138285422

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{223}}^1\times {\mathrm{397}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 231081984

約数和(自身を除く): 92796562

約数列:

[1, 2, 11, 22, 71, 142, 223, 397, 446, 781, 794, 1562, 2453, 4367, 4906, 8734, 15833, 28187, 31666, 56374, 88531, 174163, 177062, 310057, 348326, 620114, 973841, 1947682, 6285701, 12571402, 69142711, 138285422]

約数ペア:

[(1, 138285422), (2, 69142711), (11, 12571402), (22, 6285701), (71, 1947682), (142, 973841), (223, 620114), (397, 348326), (446, 310057), (781, 177062), (794, 174163), (1562, 88531), (2453, 56374), (4367, 31666), (4906, 28187), (8734, 15833)]