331489386

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{1123}}^1$

素因数の和:1208

約数の個数: 72

約数和(自身を含む): 775721856

約数和(自身を除く): 444232470

約数列:

[1, 2, 3, 6, 9, 18, 23, 31, 46, 62, 69, 93, 138, 186, 207, 279, 414, 529, 558, 713, 1058, 1123, 1426, 1587, 2139, 2246, 3174, 3369, 4278, 4761, 6417, 6738, 9522, 10107, 12834, 16399, 20214, 25829, 32798, 34813, 49197, 51658, 69626, 77487, 98394, 104439, 147591, 154974, 208878, 232461, 295182, 313317, 464922, 594067, 626634, 800699, 1188134, 1601398, 1782201, 2402097, 3564402, 4804194, 5346603, 7206291, 10693206, 14412582, 18416077, 36832154, 55248231, 110496462, 165744693, 331489386]

約数ペア:

[(1, 331489386), (2, 165744693), (3, 110496462), (6, 55248231), (9, 36832154), (18, 18416077), (23, 14412582), (31, 10693206), (46, 7206291), (62, 5346603), (69, 4804194), (93, 3564402), (138, 2402097), (186, 1782201), (207, 1601398), (279, 1188134), (414, 800699), (529, 626634), (558, 594067), (713, 464922), (1058, 313317), (1123, 295182), (1426, 232461), (1587, 208878), (2139, 154974), (2246, 147591), (3174, 104439), (3369, 98394), (4278, 77487), (4761, 69626), (6417, 51658), (6738, 49197), (9522, 34813), (10107, 32798), (12834, 25829), (16399, 20214)]