278676972

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1105861}}^1$

素因数の和:1105878

約数の個数: 36

約数和(自身を含む): 805067536

約数和(自身を除く): 526390564

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1105861, 2211722, 3317583, 4423444, 6635166, 7741027, 9952749, 13270332, 15482054, 19905498, 23223081, 30964108, 39810996, 46446162, 69669243, 92892324, 139338486, 278676972]

約数ペア:

[(1, 278676972), (2, 139338486), (3, 92892324), (4, 69669243), (6, 46446162), (7, 39810996), (9, 30964108), (12, 23223081), (14, 19905498), (18, 15482054), (21, 13270332), (28, 9952749), (36, 7741027), (42, 6635166), (63, 4423444), (84, 3317583), (126, 2211722), (252, 1105861)]