81533942

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{593}}^1$

素因数の和:693

約数の個数: 48

約数和(自身を含む): 151142112

約数和(自身を除く): 69608170

約数列:

[1, 2, 7, 14, 23, 46, 49, 61, 98, 122, 161, 322, 427, 593, 854, 1127, 1186, 1403, 2254, 2806, 2989, 4151, 5978, 8302, 9821, 13639, 19642, 27278, 29057, 36173, 58114, 68747, 72346, 95473, 137494, 190946, 253211, 506422, 668311, 831979, 1336622, 1663958, 1772477, 3544954, 5823853, 11647706, 40766971, 81533942]

約数ペア:

[(1, 81533942), (2, 40766971), (7, 11647706), (14, 5823853), (23, 3544954), (46, 1772477), (49, 1663958), (61, 1336622), (98, 831979), (122, 668311), (161, 506422), (322, 253211), (427, 190946), (593, 137494), (854, 95473), (1127, 72346), (1186, 68747), (1403, 58114), (2254, 36173), (2806, 29057), (2989, 27278), (4151, 19642), (5978, 13639), (8302, 9821)]