131425588

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{2293}}^1$

素因数の和:2416

約数の個数: 48

約数和(自身を含む): 277482240

約数和(自身を除く): 146056652

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 89, 92, 161, 178, 322, 356, 623, 644, 1246, 2047, 2293, 2492, 4094, 4586, 8188, 9172, 14329, 16051, 28658, 32102, 52739, 57316, 64204, 105478, 204077, 210956, 369173, 408154, 738346, 816308, 1428539, 1476692, 2857078, 4693771, 5714156, 9387542, 18775084, 32856397, 65712794, 131425588]

約数ペア:

[(1, 131425588), (2, 65712794), (4, 32856397), (7, 18775084), (14, 9387542), (23, 5714156), (28, 4693771), (46, 2857078), (89, 1476692), (92, 1428539), (161, 816308), (178, 738346), (322, 408154), (356, 369173), (623, 210956), (644, 204077), (1246, 105478), (2047, 64204), (2293, 57316), (2492, 52739), (4094, 32102), (4586, 28658), (8188, 16051), (9172, 14329)]