151782393

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{1931}}^1$

素因数の和:2157

約数の個数: 32

約数和(自身を含む): 244823040

約数和(自身を除く): 93040647

約数列:

[1, 3, 7, 19, 21, 57, 133, 197, 399, 591, 1379, 1931, 3743, 4137, 5793, 11229, 13517, 26201, 36689, 40551, 78603, 110067, 256823, 380407, 770469, 1141221, 2662849, 7227733, 7988547, 21683199, 50594131, 151782393]

約数ペア:

[(1, 151782393), (3, 50594131), (7, 21683199), (19, 7988547), (21, 7227733), (57, 2662849), (133, 1141221), (197, 770469), (399, 380407), (591, 256823), (1379, 110067), (1931, 78603), (3743, 40551), (4137, 36689), (5793, 26201), (11229, 13517)]