31139442

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1097}}^1$

素因数の和:1207

約数の個数: 48

約数和(自身を含む): 71940960

約数和(自身を除く): 40801518

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 83, 114, 166, 171, 249, 342, 498, 747, 1097, 1494, 1577, 2194, 3154, 3291, 4731, 6582, 9462, 9873, 14193, 19746, 20843, 28386, 41686, 62529, 91051, 125058, 182102, 187587, 273153, 375174, 546306, 819459, 1638918, 1729969, 3459938, 5189907, 10379814, 15569721, 31139442]

約数ペア:

[(1, 31139442), (2, 15569721), (3, 10379814), (6, 5189907), (9, 3459938), (18, 1729969), (19, 1638918), (38, 819459), (57, 546306), (83, 375174), (114, 273153), (166, 187587), (171, 182102), (249, 125058), (342, 91051), (498, 62529), (747, 41686), (1097, 28386), (1494, 20843), (1577, 19746), (2194, 14193), (3154, 9873), (3291, 9462), (4731, 6582)]