164445638

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{2543}}^1$

素因数の和:2732

約数の個数: 32

約数和(自身を含む): 293068800

約数和(自身を除く): 128623162

約数列:

[1, 2, 7, 14, 31, 62, 149, 217, 298, 434, 1043, 2086, 2543, 4619, 5086, 9238, 17801, 32333, 35602, 64666, 78833, 157666, 378907, 551831, 757814, 1103662, 2652349, 5304698, 11746117, 23492234, 82222819, 164445638]

約数ペア:

[(1, 164445638), (2, 82222819), (7, 23492234), (14, 11746117), (31, 5304698), (62, 2652349), (149, 1103662), (217, 757814), (298, 551831), (434, 378907), (1043, 157666), (2086, 78833), (2543, 64666), (4619, 35602), (5086, 32333), (9238, 17801)]