27774978

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{761}}^1$

素因数の和:863

約数の個数: 64

約数和(自身を含む): 70225920

約数和(自身を除く): 42450942

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 79, 154, 158, 231, 237, 462, 474, 553, 761, 869, 1106, 1522, 1659, 1738, 2283, 2607, 3318, 4566, 5214, 5327, 6083, 8371, 10654, 12166, 15981, 16742, 18249, 25113, 31962, 36498, 50226, 58597, 60119, 117194, 120238, 175791, 180357, 351582, 360714, 420833, 661309, 841666, 1262499, 1322618, 1983927, 2524998, 3967854, 4629163, 9258326, 13887489, 27774978]

約数ペア:

[(1, 27774978), (2, 13887489), (3, 9258326), (6, 4629163), (7, 3967854), (11, 2524998), (14, 1983927), (21, 1322618), (22, 1262499), (33, 841666), (42, 661309), (66, 420833), (77, 360714), (79, 351582), (154, 180357), (158, 175791), (231, 120238), (237, 117194), (462, 60119), (474, 58597), (553, 50226), (761, 36498), (869, 31962), (1106, 25113), (1522, 18249), (1659, 16742), (1738, 15981), (2283, 12166), (2607, 10654), (3318, 8371), (4566, 6083), (5214, 5327)]