281029112

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{55147}}^1$

素因数の和:55180

約数の個数: 48

約数和(自身を含む): 660121560

約数和(自身を除く): 379092448

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 5096, 55147, 110294, 220588, 386029, 441176, 716911, 772058, 1433822, 1544116, 2702203, 2867644, 3088232, 5018377, 5404406, 5735288, 10036754, 10808812, 20073508, 21617624, 35128639, 40147016, 70257278, 140514556, 281029112]

約数ペア:

[(1, 281029112), (2, 140514556), (4, 70257278), (7, 40147016), (8, 35128639), (13, 21617624), (14, 20073508), (26, 10808812), (28, 10036754), (49, 5735288), (52, 5404406), (56, 5018377), (91, 3088232), (98, 2867644), (104, 2702203), (182, 1544116), (196, 1433822), (364, 772058), (392, 716911), (637, 441176), (728, 386029), (1274, 220588), (2548, 110294), (5096, 55147)]