1387196930

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{861613}}^1$

素因数の和:861650

約数の個数: 32

約数和(自身を含む): 2977737984

約数和(自身を除く): 1590541054

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 861613, 1723226, 4308065, 6031291, 8616130, 12062582, 19817099, 30156455, 39634198, 60312910, 99085495, 138719693, 198170990, 277439386, 693598465, 1387196930]

約数ペア:

[(1, 1387196930), (2, 693598465), (5, 277439386), (7, 198170990), (10, 138719693), (14, 99085495), (23, 60312910), (35, 39634198), (46, 30156455), (70, 19817099), (115, 12062582), (161, 8616130), (230, 6031291), (322, 4308065), (805, 1723226), (1610, 861613)]