31017348

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{331}}^1$

素因数の和:497

約数の個数: 72

約数和(自身を含む): 83385120

約数和(自身を除く): 52367772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 137, 171, 228, 274, 331, 342, 411, 548, 662, 684, 822, 993, 1233, 1324, 1644, 1986, 2466, 2603, 2979, 3972, 4932, 5206, 5958, 6289, 7809, 10412, 11916, 12578, 15618, 18867, 23427, 25156, 31236, 37734, 45347, 46854, 56601, 75468, 90694, 93708, 113202, 136041, 181388, 226404, 272082, 408123, 544164, 816246, 861593, 1632492, 1723186, 2584779, 3446372, 5169558, 7754337, 10339116, 15508674, 31017348]

約数ペア:

[(1, 31017348), (2, 15508674), (3, 10339116), (4, 7754337), (6, 5169558), (9, 3446372), (12, 2584779), (18, 1723186), (19, 1632492), (36, 861593), (38, 816246), (57, 544164), (76, 408123), (114, 272082), (137, 226404), (171, 181388), (228, 136041), (274, 113202), (331, 93708), (342, 90694), (411, 75468), (548, 56601), (662, 46854), (684, 45347), (822, 37734), (993, 31236), (1233, 25156), (1324, 23427), (1644, 18867), (1986, 15618), (2466, 12578), (2603, 11916), (2979, 10412), (3972, 7809), (4932, 6289), (5206, 5958)]