289766422

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{1951}}^1$

素因数の和:2164

約数の個数: 32

約数和(自身を含む): 488530944

約数和(自身を除く): 198764522

約数列:

[1, 2, 11, 22, 43, 86, 157, 314, 473, 946, 1727, 1951, 3454, 3902, 6751, 13502, 21461, 42922, 74261, 83893, 148522, 167786, 306307, 612614, 922823, 1845646, 3369377, 6738754, 13171201, 26342402, 144883211, 289766422]

約数ペア:

[(1, 289766422), (2, 144883211), (11, 26342402), (22, 13171201), (43, 6738754), (86, 3369377), (157, 1845646), (314, 922823), (473, 612614), (946, 306307), (1727, 167786), (1951, 148522), (3454, 83893), (3902, 74261), (6751, 42922), (13502, 21461)]