331365377

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{233}}^1$

素因数の和:330

約数の個数: 48

約数和(自身を含む): 436775040

約数和(自身を除く): 105409663

約数列:

[1, 7, 17, 19, 37, 119, 133, 233, 259, 289, 323, 629, 703, 1631, 2023, 2261, 3961, 4403, 4427, 4921, 5491, 8621, 10693, 11951, 27727, 30989, 38437, 60347, 67337, 74851, 75259, 83657, 146557, 163799, 203167, 471359, 526813, 1025899, 1146593, 1279403, 1422169, 2491469, 2784583, 8955821, 17440283, 19492081, 47337911, 331365377]

約数ペア:

[(1, 331365377), (7, 47337911), (17, 19492081), (19, 17440283), (37, 8955821), (119, 2784583), (133, 2491469), (233, 1422169), (259, 1279403), (289, 1146593), (323, 1025899), (629, 526813), (703, 471359), (1631, 203167), (2023, 163799), (2261, 146557), (3961, 83657), (4403, 75259), (4427, 74851), (4921, 67337), (5491, 60347), (8621, 38437), (10693, 30989), (11951, 27727)]