289780388

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{439}}^1\times {\mathrm{2797}}^1$

素因数の和:3299

約数の個数: 24

約数和(自身を含む): 517070400

約数和(自身を除く): 227290012

約数列:

[1, 2, 4, 59, 118, 236, 439, 878, 1756, 2797, 5594, 11188, 25901, 51802, 103604, 165023, 330046, 660092, 1227883, 2455766, 4911532, 72445097, 144890194, 289780388]

約数ペア:

[(1, 289780388), (2, 144890194), (4, 72445097), (59, 4911532), (118, 2455766), (236, 1227883), (439, 660092), (878, 330046), (1756, 165023), (2797, 103604), (5594, 51802), (11188, 25901)]