225996988

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3943}}^1$

素因数の和:4066

約数の個数: 48

約数和(自身を含む): 477066240

約数和(自身を除く): 251069252

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 89, 92, 161, 178, 322, 356, 623, 644, 1246, 2047, 2492, 3943, 4094, 7886, 8188, 14329, 15772, 27601, 28658, 55202, 57316, 90689, 110404, 181378, 350927, 362756, 634823, 701854, 1269646, 1403708, 2456489, 2539292, 4912978, 8071321, 9825956, 16142642, 32285284, 56499247, 112998494, 225996988]

約数ペア:

[(1, 225996988), (2, 112998494), (4, 56499247), (7, 32285284), (14, 16142642), (23, 9825956), (28, 8071321), (46, 4912978), (89, 2539292), (92, 2456489), (161, 1403708), (178, 1269646), (322, 701854), (356, 634823), (623, 362756), (644, 350927), (1246, 181378), (2047, 110404), (2492, 90689), (3943, 57316), (4094, 55202), (7886, 28658), (8188, 27601), (14329, 15772)]