1253046921

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{7643}}^1$

素因数の和:7901

約数の個数: 32

約数和(自身を含む): 1970562048

約数和(自身を除く): 717515127

約数列:

[1, 3, 7, 21, 37, 111, 211, 259, 633, 777, 1477, 4431, 7643, 7807, 22929, 23421, 53501, 54649, 160503, 163947, 282791, 848373, 1612673, 1979537, 4838019, 5938611, 11288711, 33866133, 59668901, 179006703, 417682307, 1253046921]

約数ペア:

[(1, 1253046921), (3, 417682307), (7, 179006703), (21, 59668901), (37, 33866133), (111, 11288711), (211, 5938611), (259, 4838019), (633, 1979537), (777, 1612673), (1477, 848373), (4431, 282791), (7643, 163947), (7807, 160503), (22929, 54649), (23421, 53501)]