15357197187

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{1363993}}^1$

素因数の和:1364144

約数の個数: 20

約数和(自身を含む): 23106058360

約数和(自身を除く): 7748861173

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 3753, 11259, 1363993, 4091979, 12275937, 36827811, 110483433, 189595027, 568785081, 1706355243, 5119065729, 15357197187]

約数ペア:

[(1, 15357197187), (3, 5119065729), (9, 1706355243), (27, 568785081), (81, 189595027), (139, 110483433), (417, 36827811), (1251, 12275937), (3753, 4091979), (11259, 1363993)]