688364

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:265

約数の個数: 24

約数和(自身を含む): 1306368

約数和(自身を除く): 618004

約数列:

[1, 2, 4, 17, 34, 53, 68, 106, 191, 212, 382, 764, 901, 1802, 3247, 3604, 6494, 10123, 12988, 20246, 40492, 172091, 344182, 688364]

約数ペア:

[(1, 688364), (2, 344182), (4, 172091), (17, 40492), (34, 20246), (53, 12988), (68, 10123), (106, 6494), (191, 3604), (212, 3247), (382, 1802), (764, 901)]