989968364

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{459169}}^1$

素因数の和:459198

約数の個数: 36

約数和(自身を含む): 2198505960

約数和(自身を除く): 1208537596

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 154, 196, 308, 539, 1078, 2156, 459169, 918338, 1836676, 3214183, 5050859, 6428366, 10101718, 12856732, 20203436, 22499281, 35356013, 44998562, 70712026, 89997124, 141424052, 247492091, 494984182, 989968364]

約数ペア:

[(1, 989968364), (2, 494984182), (4, 247492091), (7, 141424052), (11, 89997124), (14, 70712026), (22, 44998562), (28, 35356013), (44, 22499281), (49, 20203436), (77, 12856732), (98, 10101718), (154, 6428366), (196, 5050859), (308, 3214183), (539, 1836676), (1078, 918338), (2156, 459169)]