1397697

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:173

約数の個数: 32

約数和(自身を含む): 2334720

約数和(自身を除く): 937023

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 113, 133, 217, 339, 399, 589, 651, 791, 1767, 2147, 2373, 3503, 4123, 6441, 10509, 12369, 15029, 24521, 45087, 66557, 73563, 199671, 465899, 1397697]

約数ペア:

[(1, 1397697), (3, 465899), (7, 199671), (19, 73563), (21, 66557), (31, 45087), (57, 24521), (93, 15029), (113, 12369), (133, 10509), (217, 6441), (339, 4123), (399, 3503), (589, 2373), (651, 2147), (791, 1767)]