208531908

素因数分解:

$2^2\times 3^6\times {\mathrm{13}}^1\times {\mathrm{5501}}^1$

素因数の和:5536

約数の個数: 84

約数和(自身を含む): 589341228

約数和(自身を除く): 380809320

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 243, 324, 351, 468, 486, 702, 729, 972, 1053, 1404, 1458, 2106, 2916, 3159, 4212, 5501, 6318, 9477, 11002, 12636, 16503, 18954, 22004, 33006, 37908, 49509, 66012, 71513, 99018, 143026, 148527, 198036, 214539, 286052, 297054, 429078, 445581, 594108, 643617, 858156, 891162, 1287234, 1336743, 1782324, 1930851, 2574468, 2673486, 3861702, 4010229, 5346972, 5792553, 7723404, 8020458, 11585106, 16040916, 17377659, 23170212, 34755318, 52132977, 69510636, 104265954, 208531908]

約数ペア:

[(1, 208531908), (2, 104265954), (3, 69510636), (4, 52132977), (6, 34755318), (9, 23170212), (12, 17377659), (13, 16040916), (18, 11585106), (26, 8020458), (27, 7723404), (36, 5792553), (39, 5346972), (52, 4010229), (54, 3861702), (78, 2673486), (81, 2574468), (108, 1930851), (117, 1782324), (156, 1336743), (162, 1287234), (234, 891162), (243, 858156), (324, 643617), (351, 594108), (468, 445581), (486, 429078), (702, 297054), (729, 286052), (972, 214539), (1053, 198036), (1404, 148527), (1458, 143026), (2106, 99018), (2916, 71513), (3159, 66012), (4212, 49509), (5501, 37908), (6318, 33006), (9477, 22004), (11002, 18954), (12636, 16503)]