291211351210

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{172314409}}^1$

素因数の和:172314442

約数の個数: 24

約数和(自身を含む): 567603666540

約数和(自身を除く): 276392315330

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 172314409, 344628818, 861572045, 1723144090, 2240087317, 4480174634, 11200436585, 22400873170, 29121135121, 58242270242, 145605675605, 291211351210]

約数ペア:

[(1, 291211351210), (2, 145605675605), (5, 58242270242), (10, 29121135121), (13, 22400873170), (26, 11200436585), (65, 4480174634), (130, 2240087317), (169, 1723144090), (338, 861572045), (845, 344628818), (1690, 172314409)]