261605988

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{1038119}}^1$

素因数の和:1038136

約数の個数: 36

約数和(自身を含む): 755751360

約数和(自身を除く): 494145372

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 1038119, 2076238, 3114357, 4152476, 6228714, 7266833, 9343071, 12457428, 14533666, 18686142, 21800499, 29067332, 37372284, 43600998, 65401497, 87201996, 130802994, 261605988]

約数ペア:

[(1, 261605988), (2, 130802994), (3, 87201996), (4, 65401497), (6, 43600998), (7, 37372284), (9, 29067332), (12, 21800499), (14, 18686142), (18, 14533666), (21, 12457428), (28, 9343071), (36, 7266833), (42, 6228714), (63, 4152476), (84, 3114357), (126, 2076238), (252, 1038119)]