210781714

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{809}}^1\times {\mathrm{911}}^1$

素因数の和:1746

約数の個数: 32

約数和(自身を含む): 372314880

約数和(自身を除く): 161533166

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 809, 911, 1618, 1822, 8899, 10021, 10517, 11843, 17798, 20042, 21034, 23686, 115687, 130273, 231374, 260546, 736999, 1473998, 8106989, 9580987, 16213978, 19161974, 105390857, 210781714]

約数ペア:

[(1, 210781714), (2, 105390857), (11, 19161974), (13, 16213978), (22, 9580987), (26, 8106989), (143, 1473998), (286, 736999), (809, 260546), (911, 231374), (1618, 130273), (1822, 115687), (8899, 23686), (10021, 21034), (10517, 20042), (11843, 17798)]