71876091

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{137}}^1$

素因数の和:280

約数の個数: 48

約数和(自身を含む): 116290944

約数和(自身を除く): 44414853

約数列:

[1, 3, 7, 21, 43, 49, 83, 129, 137, 147, 249, 301, 411, 581, 903, 959, 1743, 2107, 2877, 3569, 4067, 5891, 6321, 6713, 10707, 11371, 12201, 17673, 20139, 24983, 34113, 41237, 74949, 79597, 123711, 174881, 238791, 288659, 488953, 524643, 557179, 865977, 1466859, 1671537, 3422671, 10268013, 23958697, 71876091]

約数ペア:

[(1, 71876091), (3, 23958697), (7, 10268013), (21, 3422671), (43, 1671537), (49, 1466859), (83, 865977), (129, 557179), (137, 524643), (147, 488953), (249, 288659), (301, 238791), (411, 174881), (581, 123711), (903, 79597), (959, 74949), (1743, 41237), (2107, 34113), (2877, 24983), (3569, 20139), (4067, 17673), (5891, 12201), (6321, 11371), (6713, 10707)]