815928988

素因数分解:

$2^2\times 7^2\times {\mathrm{659}}^1\times {\mathrm{6317}}^1$

素因数の和:6994

約数の個数: 36

約数和(自身を含む): 1663782120

約数和(自身を除く): 847853132

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 659, 1318, 2636, 4613, 6317, 9226, 12634, 18452, 25268, 32291, 44219, 64582, 88438, 129164, 176876, 309533, 619066, 1238132, 4162903, 8325806, 16651612, 29140321, 58280642, 116561284, 203982247, 407964494, 815928988]

約数ペア:

[(1, 815928988), (2, 407964494), (4, 203982247), (7, 116561284), (14, 58280642), (28, 29140321), (49, 16651612), (98, 8325806), (196, 4162903), (659, 1238132), (1318, 619066), (2636, 309533), (4613, 176876), (6317, 129164), (9226, 88438), (12634, 64582), (18452, 44219), (25268, 32291)]