311520314

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{823}}^1\times {\mathrm{1423}}^1$

素因数の和:2274

約数の個数: 32

約数和(自身を含む): 563220480

約数和(自身を除く): 251700166

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 823, 1423, 1646, 2846, 5761, 9961, 11522, 15637, 19922, 27037, 31274, 54074, 109459, 189259, 218918, 378518, 1171129, 2342258, 8197903, 16395806, 22251451, 44502902, 155760157, 311520314]

約数ペア:

[(1, 311520314), (2, 155760157), (7, 44502902), (14, 22251451), (19, 16395806), (38, 8197903), (133, 2342258), (266, 1171129), (823, 378518), (1423, 218918), (1646, 189259), (2846, 109459), (5761, 54074), (9961, 31274), (11522, 27037), (15637, 19922)]