31360385

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1\times {\mathrm{239}}^1$

素因数の和:437

約数の個数: 32

約数和(自身を含む): 45342720

約数和(自身を除く): 13982335

約数列:

[1, 5, 7, 23, 35, 115, 161, 163, 239, 805, 815, 1141, 1195, 1673, 3749, 5497, 5705, 8365, 18745, 26243, 27485, 38479, 38957, 131215, 192395, 194785, 272699, 896011, 1363495, 4480055, 6272077, 31360385]

約数ペア:

[(1, 31360385), (5, 6272077), (7, 4480055), (23, 1363495), (35, 896011), (115, 272699), (161, 194785), (163, 192395), (239, 131215), (805, 38957), (815, 38479), (1141, 27485), (1195, 26243), (1673, 18745), (3749, 8365), (5497, 5705)]