72180738

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{4373}}^1$

素因数の和:4519

約数の個数: 48

約数和(自身を含む): 180138816

約数和(自身を除く): 107958078

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 131, 262, 393, 786, 917, 1179, 1834, 2358, 2751, 4373, 5502, 8253, 8746, 13119, 16506, 26238, 30611, 39357, 61222, 78714, 91833, 183666, 275499, 550998, 572863, 1145726, 1718589, 3437178, 4010041, 5155767, 8020082, 10311534, 12030123, 24060246, 36090369, 72180738]

約数ペア:

[(1, 72180738), (2, 36090369), (3, 24060246), (6, 12030123), (7, 10311534), (9, 8020082), (14, 5155767), (18, 4010041), (21, 3437178), (42, 1718589), (63, 1145726), (126, 572863), (131, 550998), (262, 275499), (393, 183666), (786, 91833), (917, 78714), (1179, 61222), (1834, 39357), (2358, 30611), (2751, 26238), (4373, 16506), (5502, 13119), (8253, 8746)]