71257316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^2\times {\mathrm{173}}^1$

素因数の和:368

約数の個数: 36

約数和(自身を含む): 136603572

約数和(自身を除く): 65346256

約数列:

[1, 2, 4, 13, 26, 52, 89, 173, 178, 346, 356, 692, 1157, 2249, 2314, 4498, 4628, 7921, 8996, 15397, 15842, 30794, 31684, 61588, 102973, 200161, 205946, 400322, 411892, 800644, 1370333, 2740666, 5481332, 17814329, 35628658, 71257316]

約数ペア:

[(1, 71257316), (2, 35628658), (4, 17814329), (13, 5481332), (26, 2740666), (52, 1370333), (89, 800644), (173, 411892), (178, 400322), (346, 205946), (356, 200161), (692, 102973), (1157, 61588), (2249, 31684), (2314, 30794), (4498, 15842), (4628, 15397), (7921, 8996)]