168889784

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{158731}}^1$

素因数の和:158763

約数の個数: 32

約数和(自身を含む): 380956800

約数和(自身を除く): 212067016

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 158731, 317462, 634924, 1111117, 1269848, 2222234, 3015889, 4444468, 6031778, 8888936, 12063556, 21111223, 24127112, 42222446, 84444892, 168889784]

約数ペア:

[(1, 168889784), (2, 84444892), (4, 42222446), (7, 24127112), (8, 21111223), (14, 12063556), (19, 8888936), (28, 6031778), (38, 4444468), (56, 3015889), (76, 2222234), (133, 1269848), (152, 1111117), (266, 634924), (532, 317462), (1064, 158731)]