155978999

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{3259}}^1$

素因数の和:3518

約数の個数: 16

約数和(自身を含む): 179952000

約数和(自身を除く): 23973001

約数列:

[1, 11, 19, 209, 229, 2519, 3259, 4351, 35849, 47861, 61921, 681131, 746311, 8209421, 14179909, 155978999]

約数ペア:

[(1, 155978999), (11, 14179909), (19, 8209421), (209, 746311), (229, 681131), (2519, 61921), (3259, 47861), (4351, 35849)]