258358466

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{1193}}^1$

素因数の和:1394

約数の個数: 32

約数和(自身を含む): 421243200

約数和(自身を除く): 162884734

約数列:

[1, 2, 19, 38, 41, 82, 139, 278, 779, 1193, 1558, 2386, 2641, 5282, 5699, 11398, 22667, 45334, 48913, 97826, 108281, 165827, 216562, 331654, 929347, 1858694, 3150713, 6301426, 6798907, 13597814, 129179233, 258358466]

約数ペア:

[(1, 258358466), (2, 129179233), (19, 13597814), (38, 6798907), (41, 6301426), (82, 3150713), (139, 1858694), (278, 929347), (779, 331654), (1193, 216562), (1558, 165827), (2386, 108281), (2641, 97826), (5282, 48913), (5699, 45334), (11398, 22667)]