197158852

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:337

約数の個数: 72

約数和(自身を含む): 402192000

約数和(自身を除く): 205033148

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 89, 92, 121, 178, 199, 242, 253, 356, 398, 484, 506, 796, 979, 1012, 1958, 2047, 2189, 2783, 3916, 4094, 4378, 4577, 5566, 8188, 8756, 9154, 10769, 11132, 17711, 18308, 21538, 22517, 24079, 35422, 43076, 45034, 48158, 50347, 70844, 90068, 96316, 100694, 194821, 201388, 247687, 389642, 407353, 495374, 553817, 779284, 814706, 990748, 1107634, 1629412, 2143031, 2215268, 4286062, 4480883, 8572124, 8961766, 17923532, 49289713, 98579426, 197158852]

約数ペア:

[(1, 197158852), (2, 98579426), (4, 49289713), (11, 17923532), (22, 8961766), (23, 8572124), (44, 4480883), (46, 4286062), (89, 2215268), (92, 2143031), (121, 1629412), (178, 1107634), (199, 990748), (242, 814706), (253, 779284), (356, 553817), (398, 495374), (484, 407353), (506, 389642), (796, 247687), (979, 201388), (1012, 194821), (1958, 100694), (2047, 96316), (2189, 90068), (2783, 70844), (3916, 50347), (4094, 48158), (4378, 45034), (4577, 43076), (5566, 35422), (8188, 24079), (8756, 22517), (9154, 21538), (10769, 18308), (11132, 17711)]