31322205

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{571}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 57822336

約数和(自身を除く): 26500131

約数列:

[1, 3, 5, 9, 15, 23, 45, 53, 69, 115, 159, 207, 265, 345, 477, 571, 795, 1035, 1219, 1713, 2385, 2855, 3657, 5139, 6095, 8565, 10971, 13133, 18285, 25695, 30263, 39399, 54855, 65665, 90789, 118197, 151315, 196995, 272367, 453945, 590985, 696049, 1361835, 2088147, 3480245, 6264441, 10440735, 31322205]

約数ペア:

[(1, 31322205), (3, 10440735), (5, 6264441), (9, 3480245), (15, 2088147), (23, 1361835), (45, 696049), (53, 590985), (69, 453945), (115, 272367), (159, 196995), (207, 151315), (265, 118197), (345, 90789), (477, 65665), (571, 54855), (795, 39399), (1035, 30263), (1219, 25695), (1713, 18285), (2385, 13133), (2855, 10971), (3657, 8565), (5139, 6095)]