1214720208

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{648889}}^1$

素因数の和:648916

約数の個数: 60

約数和(自身を含む): 3661037380

約数和(自身を除く): 2446317172

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 648889, 1297778, 1946667, 2595556, 3893334, 5191112, 5840001, 7786668, 8435557, 10382224, 11680002, 15573336, 16871114, 23360004, 25306671, 31146672, 33742228, 46720008, 50613342, 67484456, 75920013, 93440016, 101226684, 134968912, 151840026, 202453368, 303680052, 404906736, 607360104, 1214720208]

約数ペア:

[(1, 1214720208), (2, 607360104), (3, 404906736), (4, 303680052), (6, 202453368), (8, 151840026), (9, 134968912), (12, 101226684), (13, 93440016), (16, 75920013), (18, 67484456), (24, 50613342), (26, 46720008), (36, 33742228), (39, 31146672), (48, 25306671), (52, 23360004), (72, 16871114), (78, 15573336), (104, 11680002), (117, 10382224), (144, 8435557), (156, 7786668), (208, 5840001), (234, 5191112), (312, 3893334), (468, 2595556), (624, 1946667), (936, 1297778), (1872, 648889)]