31157112

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1$

素因数の和:305

約数の個数: 128

約数和(自身を含む): 96307200

約数和(自身を除く): 65150088

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 43, 56, 57, 76, 84, 86, 114, 129, 133, 152, 168, 172, 227, 228, 258, 266, 301, 344, 399, 454, 456, 516, 532, 602, 681, 798, 817, 903, 908, 1032, 1064, 1204, 1362, 1589, 1596, 1634, 1806, 1816, 2408, 2451, 2724, 3178, 3192, 3268, 3612, 4313, 4767, 4902, 5448, 5719, 6356, 6536, 7224, 8626, 9534, 9761, 9804, 11438, 12712, 12939, 17157, 17252, 19068, 19522, 19608, 22876, 25878, 29283, 30191, 34314, 34504, 38136, 39044, 45752, 51756, 58566, 60382, 68327, 68628, 78088, 90573, 103512, 117132, 120764, 136654, 137256, 181146, 185459, 204981, 234264, 241528, 273308, 362292, 370918, 409962, 546616, 556377, 724584, 741836, 819924, 1112754, 1298213, 1483672, 1639848, 2225508, 2596426, 3894639, 4451016, 5192852, 7789278, 10385704, 15578556, 31157112]

約数ペア:

[(1, 31157112), (2, 15578556), (3, 10385704), (4, 7789278), (6, 5192852), (7, 4451016), (8, 3894639), (12, 2596426), (14, 2225508), (19, 1639848), (21, 1483672), (24, 1298213), (28, 1112754), (38, 819924), (42, 741836), (43, 724584), (56, 556377), (57, 546616), (76, 409962), (84, 370918), (86, 362292), (114, 273308), (129, 241528), (133, 234264), (152, 204981), (168, 185459), (172, 181146), (227, 137256), (228, 136654), (258, 120764), (266, 117132), (301, 103512), (344, 90573), (399, 78088), (454, 68628), (456, 68327), (516, 60382), (532, 58566), (602, 51756), (681, 45752), (798, 39044), (817, 38136), (903, 34504), (908, 34314), (1032, 30191), (1064, 29283), (1204, 25878), (1362, 22876), (1589, 19608), (1596, 19522), (1634, 19068), (1806, 17252), (1816, 17157), (2408, 12939), (2451, 12712), (2724, 11438), (3178, 9804), (3192, 9761), (3268, 9534), (3612, 8626), (4313, 7224), (4767, 6536), (4902, 6356), (5448, 5719)]