31831954

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:116

約数の個数: 96

約数和(自身を含む): 67415040

約数和(自身を除く): 35583086

約数列:

[1, 2, 7, 11, 14, 19, 22, 23, 38, 43, 46, 77, 86, 121, 133, 154, 161, 209, 242, 253, 266, 301, 322, 418, 437, 473, 506, 602, 817, 847, 874, 946, 989, 1463, 1634, 1694, 1771, 1978, 2299, 2783, 2926, 3059, 3311, 3542, 4598, 4807, 5203, 5566, 5719, 6118, 6622, 6923, 8987, 9614, 10406, 10879, 11438, 13846, 16093, 17974, 18791, 19481, 21758, 32186, 33649, 36421, 37582, 38962, 52877, 62909, 67298, 72842, 76153, 98857, 105754, 119669, 125818, 131537, 152306, 197714, 206701, 239338, 263074, 370139, 413402, 691999, 740278, 837683, 1383998, 1446907, 1675366, 2273711, 2893814, 4547422, 15915977, 31831954]

約数ペア:

[(1, 31831954), (2, 15915977), (7, 4547422), (11, 2893814), (14, 2273711), (19, 1675366), (22, 1446907), (23, 1383998), (38, 837683), (43, 740278), (46, 691999), (77, 413402), (86, 370139), (121, 263074), (133, 239338), (154, 206701), (161, 197714), (209, 152306), (242, 131537), (253, 125818), (266, 119669), (301, 105754), (322, 98857), (418, 76153), (437, 72842), (473, 67298), (506, 62909), (602, 52877), (817, 38962), (847, 37582), (874, 36421), (946, 33649), (989, 32186), (1463, 21758), (1634, 19481), (1694, 18791), (1771, 17974), (1978, 16093), (2299, 13846), (2783, 11438), (2926, 10879), (3059, 10406), (3311, 9614), (3542, 8987), (4598, 6923), (4807, 6622), (5203, 6118), (5566, 5719)]