66190131

素因数分解:

$3^2\times 7^2\times {\mathrm{150091}}^1$

素因数の和:150111

約数の個数: 18

約数和(自身を含む): 111218172

約数和(自身を除く): 45028041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 150091, 450273, 1050637, 1350819, 3151911, 7354459, 9455733, 22063377, 66190131]

約数ペア:

[(1, 66190131), (3, 22063377), (7, 9455733), (9, 7354459), (21, 3151911), (49, 1350819), (63, 1050637), (147, 450273), (441, 150091)]