215041534

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{229}}^1\times {\mathrm{389}}^1$

素因数の和:708

約数の個数: 32

約数和(自身を含む): 348753600

約数和(自身を除く): 133712066

約数列:

[1, 2, 17, 34, 71, 142, 229, 389, 458, 778, 1207, 2414, 3893, 6613, 7786, 13226, 16259, 27619, 32518, 55238, 89081, 178162, 276403, 469523, 552806, 939046, 1514377, 3028754, 6324751, 12649502, 107520767, 215041534]

約数ペア:

[(1, 215041534), (2, 107520767), (17, 12649502), (34, 6324751), (71, 3028754), (142, 1514377), (229, 939046), (389, 552806), (458, 469523), (778, 276403), (1207, 178162), (2414, 89081), (3893, 55238), (6613, 32518), (7786, 27619), (13226, 16259)]