47919921

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61673}}^1$

素因数の和:61720

約数の個数: 16

約数和(自身を含む): 74995584

約数和(自身を除く): 27075663

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 61673, 185019, 431711, 1295133, 2281901, 6845703, 15973307, 47919921]

約数ペア:

[(1, 47919921), (3, 15973307), (7, 6845703), (21, 2281901), (37, 1295133), (111, 431711), (259, 185019), (777, 61673)]