91431921

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{117673}}^1$

素因数の和:117720

約数の個数: 16

約数和(自身を含む): 143091584

約数和(自身を除く): 51659663

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 117673, 353019, 823711, 2471133, 4353901, 13061703, 30477307, 91431921]

約数ペア:

[(1, 91431921), (3, 30477307), (7, 13061703), (21, 4353901), (37, 2471133), (111, 823711), (259, 353019), (777, 117673)]