211676508

素因数分解:

$2^2\times 3^2\times {\mathrm{137}}^1\times {\mathrm{167}}^1\times {\mathrm{257}}^1$

素因数の和:571

約数の個数: 72

約数和(自身を含む): 544313952

約数和(自身を除く): 332637444

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 137, 167, 257, 274, 334, 411, 501, 514, 548, 668, 771, 822, 1002, 1028, 1233, 1503, 1542, 1644, 2004, 2313, 2466, 3006, 3084, 4626, 4932, 6012, 9252, 22879, 35209, 42919, 45758, 68637, 70418, 85838, 91516, 105627, 128757, 137274, 140836, 171676, 205911, 211254, 257514, 274548, 316881, 386271, 411822, 422508, 515028, 633762, 772542, 823644, 1267524, 1545084, 5879903, 11759806, 17639709, 23519612, 35279418, 52919127, 70558836, 105838254, 211676508]

約数ペア:

[(1, 211676508), (2, 105838254), (3, 70558836), (4, 52919127), (6, 35279418), (9, 23519612), (12, 17639709), (18, 11759806), (36, 5879903), (137, 1545084), (167, 1267524), (257, 823644), (274, 772542), (334, 633762), (411, 515028), (501, 422508), (514, 411822), (548, 386271), (668, 316881), (771, 274548), (822, 257514), (1002, 211254), (1028, 205911), (1233, 171676), (1503, 140836), (1542, 137274), (1644, 128757), (2004, 105627), (2313, 91516), (2466, 85838), (3006, 70418), (3084, 68637), (4626, 45758), (4932, 42919), (6012, 35209), (9252, 22879)]