31219930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{683}}^1$

素因数の和:1350

約数の個数: 32

約数和(自身を含む): 64416384

約数和(自身を除く): 33196454

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 653, 683, 1306, 1366, 3265, 3415, 4571, 4781, 6530, 6830, 9142, 9562, 22855, 23905, 45710, 47810, 445999, 891998, 2229995, 3121993, 4459990, 6243986, 15609965, 31219930]

約数ペア:

[(1, 31219930), (2, 15609965), (5, 6243986), (7, 4459990), (10, 3121993), (14, 2229995), (35, 891998), (70, 445999), (653, 47810), (683, 45710), (1306, 23905), (1366, 22855), (3265, 9562), (3415, 9142), (4571, 6830), (4781, 6530)]