618804788

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{12163}}^1$

素因数の和:12276

約数の個数: 48

約数和(自身を含む): 1307873280

約数和(自身を除く): 689068492

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 79, 92, 158, 161, 316, 322, 553, 644, 1106, 1817, 2212, 3634, 7268, 12163, 12719, 24326, 25438, 48652, 50876, 85141, 170282, 279749, 340564, 559498, 960877, 1118996, 1921754, 1958243, 3843508, 3916486, 6726139, 7832972, 13452278, 22100171, 26904556, 44200342, 88400684, 154701197, 309402394, 618804788]

約数ペア:

[(1, 618804788), (2, 309402394), (4, 154701197), (7, 88400684), (14, 44200342), (23, 26904556), (28, 22100171), (46, 13452278), (79, 7832972), (92, 6726139), (158, 3916486), (161, 3843508), (316, 1958243), (322, 1921754), (553, 1118996), (644, 960877), (1106, 559498), (1817, 340564), (2212, 279749), (3634, 170282), (7268, 85141), (12163, 50876), (12719, 48652), (24326, 25438)]