7887816

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{1543}}^1$

素因数の和:1626

約数の個数: 48

約数和(自身を含む): 21677760

約数和(自身を除く): 13789944

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1543, 1704, 2556, 3086, 4629, 5112, 6172, 9258, 12344, 13887, 18516, 27774, 37032, 55548, 109553, 111096, 219106, 328659, 438212, 657318, 876424, 985977, 1314636, 1971954, 2629272, 3943908, 7887816]

約数ペア:

[(1, 7887816), (2, 3943908), (3, 2629272), (4, 1971954), (6, 1314636), (8, 985977), (9, 876424), (12, 657318), (18, 438212), (24, 328659), (36, 219106), (71, 111096), (72, 109553), (142, 55548), (213, 37032), (284, 27774), (426, 18516), (568, 13887), (639, 12344), (852, 9258), (1278, 6172), (1543, 5112), (1704, 4629), (2556, 3086)]