738821330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{28559}}^1$

素因数の和:28778

約数の個数: 32

約数和(自身を含む): 1439424000

約数和(自身を除く): 700602670

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 199, 398, 995, 1990, 2587, 5174, 12935, 25870, 28559, 57118, 142795, 285590, 371267, 742534, 1856335, 3712670, 5683241, 11366482, 28416205, 56832410, 73882133, 147764266, 369410665, 738821330]

約数ペア:

[(1, 738821330), (2, 369410665), (5, 147764266), (10, 73882133), (13, 56832410), (26, 28416205), (65, 11366482), (130, 5683241), (199, 3712670), (398, 1856335), (995, 742534), (1990, 371267), (2587, 285590), (5174, 142795), (12935, 57118), (25870, 28559)]