155078287

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{61}}^1\times {\mathrm{307}}^1$

素因数の和:408

約数の個数: 36

約数和(自身を含む): 199190376

約数和(自身を除く): 44112089

約数列:

[1, 7, 13, 49, 61, 91, 169, 307, 427, 637, 793, 1183, 2149, 2989, 3991, 5551, 8281, 10309, 15043, 18727, 27937, 38857, 51883, 72163, 131089, 195559, 243451, 363181, 505141, 917623, 1704157, 2542267, 3164863, 11929099, 22154041, 155078287]

約数ペア:

[(1, 155078287), (7, 22154041), (13, 11929099), (49, 3164863), (61, 2542267), (91, 1704157), (169, 917623), (307, 505141), (427, 363181), (637, 243451), (793, 195559), (1183, 131089), (2149, 72163), (2989, 51883), (3991, 38857), (5551, 27937), (8281, 18727), (10309, 15043)]