71937988

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{397}}^1\times {\mathrm{509}}^1$

素因数の和:999

約数の個数: 24

約数和(自身を含む): 127877400

約数和(自身を除く): 55939412

約数列:

[1, 2, 4, 89, 178, 356, 397, 509, 794, 1018, 1588, 2036, 35333, 45301, 70666, 90602, 141332, 181204, 202073, 404146, 808292, 17984497, 35968994, 71937988]

約数ペア:

[(1, 71937988), (2, 35968994), (4, 17984497), (89, 808292), (178, 404146), (356, 202073), (397, 181204), (509, 141332), (794, 90602), (1018, 70666), (1588, 45301), (2036, 35333)]