161478724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{659}}^1\times {\mathrm{5569}}^1$

素因数の和:6243

約数の個数: 24

約数和(自身を含む): 308800800

約数和(自身を除く): 147322076

約数列:

[1, 2, 4, 11, 22, 44, 659, 1318, 2636, 5569, 7249, 11138, 14498, 22276, 28996, 61259, 122518, 245036, 3669971, 7339942, 14679884, 40369681, 80739362, 161478724]

約数ペア:

[(1, 161478724), (2, 80739362), (4, 40369681), (11, 14679884), (22, 7339942), (44, 3669971), (659, 245036), (1318, 122518), (2636, 61259), (5569, 28996), (7249, 22276), (11138, 14498)]