71231644

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{1193}}^1$

素因数の和:1290

約数の個数: 48

約数和(自身を含む): 144426240

約数和(自身を除く): 73194596

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 59, 92, 118, 236, 253, 506, 649, 1012, 1193, 1298, 1357, 2386, 2596, 2714, 4772, 5428, 13123, 14927, 26246, 27439, 29854, 52492, 54878, 59708, 70387, 109756, 140774, 281548, 301829, 603658, 774257, 1207316, 1548514, 1618901, 3097028, 3237802, 6475604, 17807911, 35615822, 71231644]

約数ペア:

[(1, 71231644), (2, 35615822), (4, 17807911), (11, 6475604), (22, 3237802), (23, 3097028), (44, 1618901), (46, 1548514), (59, 1207316), (92, 774257), (118, 603658), (236, 301829), (253, 281548), (506, 140774), (649, 109756), (1012, 70387), (1193, 59708), (1298, 54878), (1357, 52492), (2386, 29854), (2596, 27439), (2714, 26246), (4772, 14927), (5428, 13123)]