66717706

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{71}}^1\times {\mathrm{353}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 111943296

約数和(自身を除く): 45225590

約数列:

[1, 2, 11, 22, 71, 121, 142, 242, 353, 706, 781, 1331, 1562, 2662, 3883, 7766, 8591, 17182, 25063, 42713, 50126, 85426, 94501, 189002, 275693, 469843, 551386, 939686, 3032623, 6065246, 33358853, 66717706]

約数ペア:

[(1, 66717706), (2, 33358853), (11, 6065246), (22, 3032623), (71, 939686), (121, 551386), (142, 469843), (242, 275693), (353, 189002), (706, 94501), (781, 85426), (1331, 50126), (1562, 42713), (2662, 25063), (3883, 17182), (7766, 8591)]