210781657

素因数分解:

${\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:313

約数の個数: 32

約数和(自身を含む): 241591680

約数和(自身を除く): 30810023

約数列:

[1, 17, 29, 43, 61, 163, 493, 731, 1037, 1247, 1769, 2623, 2771, 4727, 7009, 9943, 21199, 30073, 44591, 76067, 80359, 119153, 169031, 203261, 288347, 427549, 1293139, 3455437, 4901899, 7268333, 12398921, 210781657]

約数ペア:

[(1, 210781657), (17, 12398921), (29, 7268333), (43, 4901899), (61, 3455437), (163, 1293139), (493, 427549), (731, 288347), (1037, 203261), (1247, 169031), (1769, 119153), (2623, 80359), (2771, 76067), (4727, 44591), (7009, 30073), (9943, 21199)]