205657998

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{7687}}^1$

素因数の和:7726

約数の個数: 64

約数和(自身を含む): 516633600

約数和(自身を除く): 310975602

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 182, 273, 294, 343, 546, 637, 686, 1029, 1274, 1911, 2058, 3822, 4459, 7687, 8918, 13377, 15374, 23061, 26754, 46122, 53809, 99931, 107618, 161427, 199862, 299793, 322854, 376663, 599586, 699517, 753326, 1129989, 1399034, 2098551, 2259978, 2636641, 4197102, 4896619, 5273282, 7909923, 9793238, 14689857, 15819846, 29379714, 34276333, 68552666, 102828999, 205657998]

約数ペア:

[(1, 205657998), (2, 102828999), (3, 68552666), (6, 34276333), (7, 29379714), (13, 15819846), (14, 14689857), (21, 9793238), (26, 7909923), (39, 5273282), (42, 4896619), (49, 4197102), (78, 2636641), (91, 2259978), (98, 2098551), (147, 1399034), (182, 1129989), (273, 753326), (294, 699517), (343, 599586), (546, 376663), (637, 322854), (686, 299793), (1029, 199862), (1274, 161427), (1911, 107618), (2058, 99931), (3822, 53809), (4459, 46122), (7687, 26754), (8918, 23061), (13377, 15374)]