1285715018

素因数分解:

$2^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{4363}}^1$

素因数の和:4507

約数の個数: 48

約数和(自身を含む): 2340221184

約数和(自身を除く): 1054506166

約数列:

[1, 2, 7, 14, 31, 49, 62, 97, 98, 194, 217, 434, 679, 1358, 1519, 3007, 3038, 4363, 4753, 6014, 8726, 9506, 21049, 30541, 42098, 61082, 135253, 147343, 213787, 270506, 294686, 423211, 427574, 846422, 946771, 1893542, 2962477, 5924954, 6627397, 13119541, 13254794, 20737339, 26239082, 41474678, 91836787, 183673574, 642857509, 1285715018]

約数ペア:

[(1, 1285715018), (2, 642857509), (7, 183673574), (14, 91836787), (31, 41474678), (49, 26239082), (62, 20737339), (97, 13254794), (98, 13119541), (194, 6627397), (217, 5924954), (434, 2962477), (679, 1893542), (1358, 946771), (1519, 846422), (3007, 427574), (3038, 423211), (4363, 294686), (4753, 270506), (6014, 213787), (8726, 147343), (9506, 135253), (21049, 61082), (30541, 42098)]