261861012

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{115459}}^1$

素因数の和:115482

約数の個数: 60

約数和(自身を含む): 782356960

約数和(自身を除く): 520495948

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 115459, 230918, 346377, 461836, 692754, 808213, 1039131, 1385508, 1616426, 2078262, 2424639, 3117393, 3232852, 4156524, 4849278, 6234786, 7273917, 9352179, 9698556, 12469572, 14547834, 18704358, 21821751, 29095668, 37408716, 43643502, 65465253, 87287004, 130930506, 261861012]

約数ペア:

[(1, 261861012), (2, 130930506), (3, 87287004), (4, 65465253), (6, 43643502), (7, 37408716), (9, 29095668), (12, 21821751), (14, 18704358), (18, 14547834), (21, 12469572), (27, 9698556), (28, 9352179), (36, 7273917), (42, 6234786), (54, 4849278), (63, 4156524), (81, 3232852), (84, 3117393), (108, 2424639), (126, 2078262), (162, 1616426), (189, 1385508), (252, 1039131), (324, 808213), (378, 692754), (567, 461836), (756, 346377), (1134, 230918), (2268, 115459)]