781842012

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{67939}}^1$

素因数の和:68090

約数の個数: 48

約数和(自身を含む): 2100161280

約数和(自身を除く): 1318319268

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 137, 274, 411, 548, 822, 959, 1644, 1918, 2877, 3836, 5754, 11508, 67939, 135878, 203817, 271756, 407634, 475573, 815268, 951146, 1426719, 1902292, 2853438, 5706876, 9307643, 18615286, 27922929, 37230572, 55845858, 65153501, 111691716, 130307002, 195460503, 260614004, 390921006, 781842012]

約数ペア:

[(1, 781842012), (2, 390921006), (3, 260614004), (4, 195460503), (6, 130307002), (7, 111691716), (12, 65153501), (14, 55845858), (21, 37230572), (28, 27922929), (42, 18615286), (84, 9307643), (137, 5706876), (274, 2853438), (411, 1902292), (548, 1426719), (822, 951146), (959, 815268), (1644, 475573), (1918, 407634), (2877, 271756), (3836, 203817), (5754, 135878), (11508, 67939)]