31039995

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{12853}}^1$

素因数の和:12891

約数の個数: 32

約数和(自身を含む): 59231232

約数和(自身を除く): 28191237

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 12853, 38559, 64265, 89971, 192795, 269913, 295619, 449855, 886857, 1349565, 1478095, 2069333, 4434285, 6207999, 10346665, 31039995]

約数ペア:

[(1, 31039995), (3, 10346665), (5, 6207999), (7, 4434285), (15, 2069333), (21, 1478095), (23, 1349565), (35, 886857), (69, 449855), (105, 295619), (115, 269913), (161, 192795), (345, 89971), (483, 64265), (805, 38559), (2415, 12853)]