12780821918

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{63487}}^1$

素因数の和:63728

約数の個数: 32

約数和(自身を含む): 21063794688

約数和(自身を除く): 8282972770

約数列:

[1, 2, 17, 31, 34, 62, 191, 382, 527, 1054, 3247, 5921, 6494, 11842, 63487, 100657, 126974, 201314, 1079279, 1968097, 2158558, 3936194, 12126017, 24252034, 33457649, 66915298, 206142289, 375906527, 412284578, 751813054, 6390410959, 12780821918]

約数ペア:

[(1, 12780821918), (2, 6390410959), (17, 751813054), (31, 412284578), (34, 375906527), (62, 206142289), (191, 66915298), (382, 33457649), (527, 24252034), (1054, 12126017), (3247, 3936194), (5921, 2158558), (6494, 1968097), (11842, 1079279), (63487, 201314), (100657, 126974)]