66168921

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{242377}}^1$

素因数の和:242400

約数の個数: 16

約数和(自身を含む): 108585344

約数和(自身を除く): 42416423

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 242377, 727131, 1696639, 3150901, 5089917, 9452703, 22056307, 66168921]

約数ペア:

[(1, 66168921), (3, 22056307), (7, 9452703), (13, 5089917), (21, 3150901), (39, 1696639), (91, 727131), (273, 242377)]