278319638

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{124139}}^1$

素因数の和:124219

約数の個数: 16

約数和(自身を含む): 446904000

約数和(自身を除く): 168584362

約数列:

[1, 2, 19, 38, 59, 118, 1121, 2242, 124139, 248278, 2358641, 4717282, 7324201, 14648402, 139159819, 278319638]

約数ペア:

[(1, 278319638), (2, 139159819), (19, 14648402), (38, 7324201), (59, 4717282), (118, 2358641), (1121, 248278), (2242, 124139)]