128751524

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{457}}^1$

素因数の和:828

約数の個数: 48

約数和(自身を含む): 260070720

約数和(自身を除く): 131319196

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 337, 418, 457, 674, 836, 914, 1348, 1828, 3707, 5027, 6403, 7414, 8683, 10054, 12806, 14828, 17366, 20108, 25612, 34732, 70433, 95513, 140866, 154009, 191026, 281732, 308018, 382052, 616036, 1694099, 2926171, 3388198, 5852342, 6776396, 11704684, 32187881, 64375762, 128751524]

約数ペア:

[(1, 128751524), (2, 64375762), (4, 32187881), (11, 11704684), (19, 6776396), (22, 5852342), (38, 3388198), (44, 2926171), (76, 1694099), (209, 616036), (337, 382052), (418, 308018), (457, 281732), (674, 191026), (836, 154009), (914, 140866), (1348, 95513), (1828, 70433), (3707, 34732), (5027, 25612), (6403, 20108), (7414, 17366), (8683, 14828), (10054, 12806)]